The native language spoken by the Pit River people of present-day California.
achorion
achroite
achroite
noun
(mineralogy) A colourless form of tourmaline
achromia
achromia
noun
(medicine) Absence of pigmentation, especially in the skin or blood
achromic
achromic
adj
(sciences) Uncoloured; not pigmented; lacking in colour.
aciculae
aciculae
noun
plural of acicula
acicular
acicular
adj
(botany) Of a leaf, slender and pointed, needle-like.
Having sharp points like needles.
Needle-shaped; slender like a needle or bristle.
aciculas
aciculum
aciculum
noun
(botany, zoology) A needlelike spine or bristle, specially the seta of an annelid
acidemia
acidemia
noun
Alternative form of acidaemia
acidhead
acidhead
noun
(slang, derogatory) A person who uses the hallucinogenic drug LSD.
acidific
acidific
adj
(rare) acidic
acidized
acidized
verb
simple past tense and past participle of acidize
acidness
acidness
noun
acidity, sourness
acidoses
acidoses
noun
plural of acidosis
acidosis
acidosis
noun
(pathology) An abnormally increased acidity of the blood.
acidotic
acidotic
adj
(pathology) Having depressed alkalinity of blood or tissue.
aciduria
aciduria
noun
(medicine) The presence of an acid in the urine
aciduric
aciduric
adj
(biology) (of bacteria) growing in acidic medium, but preferring an alkaline medium
acierage
acierage
noun
(historical) The process of electroplating a copper engraving with iron or steel.
acierate
acierate
verb
(rare, transitive) To convert (iron) into steel, or to coat with a layer of steel by converting only the surface of the iron.
aciliate
aciliate
adj
that lacks cilia
acinaces
acinaces
noun
(historical, ancient history) A short sword or saber.
acinetae
acinetan
acinetic
acinetic
adj
Dated form of akinetic.
aclastic
aclastic
adj
Non-refractive in nature.
Of ilk nature, or pertaining to aclasis.
aclidian
aclidian
adj
That lacks clavicles
acmispon
acoelomi
acoemeti
acologic
acologic
adj
Pertaining to acology
aconital
aconital
adj
Of, or derived from aconite.
aconites
aconites
noun
plural of aconite
aconitia
aconitia
noun
(chemistry) aconitine.
aconitic
aconitic
adj
Of or pertaining to aconite.
Of or pertaining to aconitic acid.
aconitin
aconitin
noun
Archaic form of aconitine.
aconitum
aconitum
noun
Aconitum, a genus of plants in the family Ranunculaceae.
The poisonous herb aconite; also, an extract from it.
acontias
acontias
noun
plural of acontia
acontium
acontium
noun
An Ancient Greek weapon similar to a javelin
One of a series of threads of a septum of some actinians
acontius
acopyrin
acosmism
acosmism
noun
A denial of the existence of the universe as distinct from God.
The determination of the world as mere phenomena to which true reality does not pertain.
acosmist
acosmist
noun
A follower of acosmism
acoustic
acoustic
adj
(architecture) (of building materials) Used for soundproofing or modifying sound.
(music) Naturally producing or produced by an instrument without electrical amplification or the need thereof.
(of a device or system) Utilizing sound energy in its operation.
(weaponry) (of an explosive mine or other weapon) Able to be set off by sound waves.
noun
(medicine) A medicine or other agent to assist hearing.
(usually in the plural) The properties or qualities of a room or building that determine how sound is transmitted in it.
Clipping of acoustic guitar.
acquaint
acquaint
adj
(obsolete) Acquainted.
verb
(transitive, archaic, followed by of or that) To communicate notice to; to inform; let know.
(transitive, followed by with) To furnish or give experimental knowledge of; to make (one) know; to make familiar.
(transitive, obsolete) To familiarize; to accustom.
acquired
acquired
adj
(medicine) Developed after birth; not congenital.
verb
simple past tense and past participle of acquire
acquirer
acquirer
noun
A bank or financial institution that processes credit card or debit card payments on behalf of a merchant.
One who acquires.
acquires
acquires
verb
Third-person singular simple present indicative form of acquire
acquital
acquital
noun
Obsolete spelling of acquittal.
acranial
acranial
adj
Without a skull.
acrasias
acrasida
acrasins
acrasins
noun
plural of acrasin
acridane
acridane
noun
Alternative form of acridan
acridest
acridest
adj
superlative form of acrid: most acrid
acridian
acridian
adj
Relating to insects of the family Acrididae
noun
Any of the family Acrididae of grasshoppers, crickets, locusts etc.
acridine
acridine
noun
(countable, organic chemistry) Any of many derivatives of this compound
(uncountable, organic chemistry) A tricyclic aromatic heterocycle, dibenzopyridine, obtained from coal tar; it is used in the manufacture of dyes and drugs
acridity
acridity
noun
(figurative) Bitterness in speech or behaviour; causticness.
An acrid taste or smell.
Bitterness or acerbity.
acridium
acridone
acridone
noun
(organic chemistry) An tricyclic heterocyclic ketone derived from acridine; any derivative of this compound
acrimony
acrimony
noun
A sharp and bitter hatred.
acrisius
acritude
acritude
noun
acridity; pungency combined with heat.
acroasis
acroasis
noun
An oral discourse.
acroatic
acroatic
adj
acroamatic
acrolein
acrolein
noun
(organic chemistry) A pungent, acrid, poisonous liquid aldehyde, CH₂=CH-CH=O, made by the destructive distillation of glycerol.
acrolith
acrolith
noun
(historical) An ancient Greek wooden statue furnished with a rupestral head and limbs.
acromial
acromial
adj
Of or pertaining to the acromion.
acromion
acromion
noun
(anatomy) The outermost point of the shoulder blade.
acrostic
acrostic
adj
Of or pertaining to acrostics.
noun
A kind of word puzzle, the solution of which forms an anagram of a quotation, and their initials often form the name of its author.
A poem in Hebrew in which successive lines or verses start with consecutive letters of the alphabet.
A poem or other text in which certain letters, often the first in each line, spell out a name or message.
acrotism
acrotism
noun
(medicine) A lack or defect of the pulse.
acrydium
acrylics
acrylics
noun
plural of acrylic
actifier
actifier
noun
(chemistry) Synonym of reactivator
actiniae
actinian
actinian
noun
A sea anemone (of the order Actiniaria).
actinias
actinias
noun
plural of actinia
actinide
actinide
noun
(chemistry) Any of the 14 elements from actinium to nobelium (lawrencium is excluded by some authors as it is a d-block rather than an f-block element).
(chemistry) Any of the 15 radioactive elements of the periodic table from actinium to lawrencium that are positioned under the lanthanides, to which they have similar chemistry.
(chemistry, dated) Any of the 14 elements from thorium to lawrencium (actinium having been mistakenly excluded because it was thought to be a d-block element in the past).
actinine
actinism
actinism
noun
(chemistry, physics) That property of electromagnetic radiation that leads to the production of photochemical effects
actinium
actinium
noun
A radioactive, metallic chemical element (symbol: Ac) with an atomic number of 89; found in uranium ores.
actinoid
actinoid
adj
Having the form of rays; radiated, as in the species of the family Actiniidae.
noun
(inorganic chemistry) actinide
actinons
actinons
noun
plural of actinon
actinost
actinost
noun
(ichthyology) A bone at the base of a paired fin (of a fish)
actinula
actinula
noun
(zoology) A kind of embryo of certain hydroids (Tubularia), having a stellate form.
actional
actional
adj
(grammar, of a verb) Depicting an action having an agent and a patient.
Of, pertaining to, or depicting action, especially physical action.
actioner
actioner
noun
(informal) An action movie.
actiones
activate
activate
verb
(transitive) To aerate in order to aid decomposition of organic matter.
(transitive) To encourage development or induce increased activity; to stimulate.
(transitive) To put a device, mechanism (alarm etc.) or system into action or motion; to trigger, to actuate, to set off, to enable.
(transitive, biology) To render a molecule reactive, active, or effective in performing its function.
(transitive, chemistry) To hasten a chemical reaction, especially by heating.
(transitive, chemistry, physics) To render more reactive; excite.
(transitive, computing, software) To remove the limitations of demoware by providing a license; to unlock.
(transitive, military) To organize or create a military unit or station.
(transitive, physics) To render a substance radioactive.
(transitive, sports) To bring a player back after an injury.
actively
actively
adv
(grammar) In the active form; not passive.
In an active manner.
activism
activism
noun
The practice of using action to achieve a result, such as political demonstration or a strike in support of or in opposition to an issue.
activist
activist
adj
Behaving as an activist.
noun
One who is conspicuously active in carrying out any occupational or professional functions.
One who is politically active in the role of a citizen; especially, one who campaigns for change.
activity
activity
noun
(countable) Something done as an action or a movement.
(countable) Something done for pleasure or entertainment, especially one involving movement or an excursion.
(grammar, semantics) The lexical aspect (aktionsart) of verbs or predicates that change over time and have no natural end point.
(physics) The number of radioactive decays per unit time. Unit for it: becquerel or curie
(uncountable) The state or quality of being active; activeness.
The propery of substances to react with other substances
activize
activize
verb
(transitive) To convert to activism.
actorish
actorish
adj
Of, pertaining to, or characteristic of an actor or theatrical acting; like an actor.
acuating
acuating
verb
present participle of acuate
acuation
acuation
noun
(rare) The act of sharpening.
acuities
acuities
noun
plural of acuity
acyloins
acyloins
noun
plural of acyloin
adalheid
adamical
adamical
Adjective
Adamic
adaminah
adamitic
adamsite
adamsite
noun
An organic compound, diphenylaminechlorarsine, used as a riot-control agent.
adapting
adapting
verb
present participle of adapt
adaption
adaption
noun
Alternative form of adaptation
adaptive
adaptive
adj
(psychology) Of a trait: that helps an individual to function well in society.
Capable of being adapted or of adapting; susceptible of or undergoing accordant change.
Of, pertaining to, characterized by or showing adaptation; making or made fit or suitable.
addicent
addicted
addicted
adj
Devoted to or obsessed with something.
Having a biochemical addiction.
verb
simple past tense and past participle of addict
addiment
addiment
noun
(immunology, archaic) Synonym of complement
addition
addition
noun
(chiefly law) A title annexed to a person's name to identify him or her more precisely.
(heraldry) Something added to a coat of arms, as a mark of honour.
(music) A dot at the right side of a note as an indication that its sound is to be lengthened one half.
(uncountable) The act of adding anything.
(uncountable) The arithmetic operation of adding.
Anything that is added.
additive
additive
adj
(chemistry) Pertaining to chemical addition.
(genetics) Of or pertaining to genes (or the interaction etc. of such genes) which govern the same trait and whose effects work together on the phenotype.
(group theory, of a group, semigroup, etc.) Whose operator is identified as addition.
(mathematics) Pertaining to addition; that can be, or has been, added.
(mathematics, of a function, etc.) That is distributive over addition.
noun
(grammar) A word or phrase that adds something, such as also, even, or nor.
A substance added to another substance or product to produce specific properties in the combined substance.
additory
additory
adj
(rare) Tending to add; making some addition.
addlings
addlings
noun
(obsolete, provincial) Earnings.
adducing
adducing
verb
present participle of adduce
adeeming
adeeming
verb
present participle of adeem
adelaida
adelaide
adelheid
adelphia
adelphia
noun
Any plant of the genus Adelphia, of Latin America.
adelphic
adelphic
adj
Describing a form of polyandry in which a woman is married to two or more brothers
fraternal
adelphoi
adendric
adendric
adj
Not dendric.
adenines
adenines
noun
plural of adenine (multiple adenine molecules)
adenitis
adenitis
noun
(medicine, pathology) Glandular inflammation.
adenoids
adenoids
noun
plural of adenoid
adenosis
adenosis
noun
(medicine) Benign swelling, scarring or enlargement of the lymph glands; a minor, low-risk glandular condition.
adenylic
adenylic
adj
Of or pertaining to adenylic acid or its derivatives
adeption
adeption
noun
(obsolete) An obtaining; attainment.
adermine
adessive
adessive
adj
(grammar) of or relating to the grammatical case that in some languages indicates adjacent location
noun
(grammar) the adessive case, or a word in that case.
adhering
adhering
verb
present participle of adhere
adhesion
adhesion
noun
(biochemistry) The binding of a cell to a surface or substrate.
(medicine) An abnormal union of surface by the formation of new tissue resulting from an inflammatory process.
An agreement to adhere.
Persistent attachment or loyalty.
The ability of a substance to stick to an unlike substance.
The frictional grip on a surface, of wheels, shoes etc.
adhesive
adhesive
adj
apt or tending to adhere; clinging
sticky; tenacious, as glutinous substances
noun
a substance, such as glue, that provides or promotes adhesion
adhibits
adhibits
verb
Third-person singular simple present indicative form of adhibit
adiantum
adiantum
noun
The maidenhair fern and related ferns (of the genus Adiantum)
adiaphon
adiating
adiating
verb
present participle of adiate
adiation
adinidan
adipinic
adiposes
adiposes
noun
plural of adiposis
adiposis
adiposis
noun
(medicine) A condition marked by the accumulation of adipose (fatty) tissue.
adipsous
adipsous
adj
(medicine) thirst-quenching
adjoined
adjoined
verb
simple past tense and past participle of adjoin
adjoiner
adjoints
adjoints
noun
plural of adjoint
adjuring
adjuring
noun
adjuration
verb
present participle of adjure
adjutrix
adjutrix
noun
A female adjutor.
adlerian
adlerian
Adjective
Of or relating to (1870–1937), Austrian medical doctor, psychotherapist, and founder of the school of individual psychology.
adlumine
adlumine
noun
(organic chemistry) An alkaloid found in plants of genus Adlumia.