(zoology) A group of teleostean fishes having spiny fins. See Acanthopterygii.
acanthuridae
acarophilous
acarophilous
adj
(biology, rare) That lives in a symbiosis with mites
(botany, rare) That is pollinated by mites
acceleratorh
accomplisher
accomplisher
noun
One who accomplishes.
accroachment
accroachment
noun
(obsolete) An encroachment; usurpation.
aceratherium
acerbophobia
acetochloral
acetomorphin
achariaceous
acherontical
achlorhydria
achlorhydria
noun
(medicine) The absence of hydrochloric acid in the stomach
achlorhydric
achlorhydric
adj
(pathology) Of or pertaining to achlorhydria
achrodextrin
achrodextrin
noun
(biochemistry, cytology) A form of dextrin that is not colourable by iodine
achromatinic
achromatinic
adj
(cytology, of a cell nucleus) Lacking the ability to be coloured by a stain.
achromatised
achromatised
verb
simple past tense and past participle of achromatise
achromatisms
achromatisms
noun
plural of achromatism
achromatized
achromatized
verb
simple past tense and past participle of achromatize
achromatizes
achromatizes
verb
Third-person singular simple present indicative form of achromatize
achromatopia
achromatopia
noun
defective ability to see colours
achromatopsy
achromatopsy
noun
color blindness; inability to distinguish colors; daltonism, achromatopia
achromatosis
achromatosis
noun
(pathology) achromia, albinism
achromaturia
achromaturia
noun
(pathology) The lack of pigments (especially bile pigments) in the urine
achromoderma
achromoderma
noun
(pathology) A lack of pigmentation in the skin
achronychous
achtelthaler
acocantherin
acocantherin
noun
Alternative form of acokantherin
acridophagus
acridophagus
noun
(rare) One who eats grasshoppers and locusts
acroasphyxia
acroasphyxia
noun
(pathology) Impaired circulation to the fingers
acrocephalia
acrocephalia
noun
(medicine) A deformity of the head in which the top is more or less pointed.
acrocephalic
acrocephalic
adj
Possessing a pointed skull.
noun
A person suffering from a pointed skull.
acroesthesia
acroesthesia
noun
Alternative spelling of acroaesthesia
acromiohyoid
acronichally
acronychally
acrophonetic
acrophonetic
adj
Of or pertaining to acrophony.
acrosticheae
acrostichoid
acrostichoid
adj
(botany, of a fern) Whose sori densely cover the underside of the frond like a felt, without visible gaps between them.
actinobranch
actinobranch
noun
(biology) An organ, in some anthozoans, that functions as a gill
actinography
actinography
noun
measurement with an actinograph
actinomorphy
actinomorphy
noun
The condition of being actinomorphic.
actinophryan
actinotrocha
actinotrocha
noun
The larva of a phoronid.
adelomorphic
adenographer
adenographic
adenographic
adj
Pertaining to adenography.
adenophoreus
adenophorous
adenophorous
adj
(botany) Producing glands.
adherescence
adiamorphism
adiaphoresis
adiaphoresis
noun
(medicine) Lack of sweating; anhidrosis.
adiaphoretic
admiralships
admiralships
noun
plural of admiralship
adrenochrome
adrenochrome
noun
(biochemistry) An oxidation product of adrenaline or epinephrine; its semicarbazone is used as a drug to reduce bleeding.
(fiction) A fictional drug obtained from human adrenal glands.
aechmophorus
aelurophobia
aelurophobia
noun
Alternative spelling of ailurophobia
aerobranchia
aerocharidae
aerographics
aerographics
noun
Synonym of aerography (“production of weather charts”)
aerographies
aeromechanic
aeromechanic
noun
A mechanic in the aircraft industry
aerophysical
aerophysical
adj
Relating to aerophysics.
aerotechnics
aerotechnics
noun
aeronautics (aeronautic technology)
aethrioscope
aethrioscope
noun
(meteorology) A device for measuring temperature variations due to different atmospheric conditions, such as cloud or clear skies.
affranchised
affranchised
verb
simple past tense and past participle of affranchise
affrightedly
affrightedly
adv
(archaic, poetic) with fright
affrightment
affrightment
noun
(archaic) Fright; fear; alarm; the fact or state of being frightened.
(obsolete) A cause of fear.
(obsolete) The action of frightening or terrifying; intimidation.
aforethought
aforethought
adj
(postpositive) Premeditated; planned ahead of time.
aftershafted
afterstretch
afterthinker
afterthinker
noun
One who acts first and thinks afterwards.
afterthought
afterthought
noun
A reflection after an act; a later or subsequent thought, action, or expedient.
Something additional to the original plan or concept.
verb
(very rare except in the past tense, possibly nonstandard) To expound as an afterthought.
simple past tense and past participle of afterthink
aghorapanthi
agoraphobiac
agoraphobiac
noun
One who fears open spaces, crowds, or uncontrolled social conditions.
agoraphobias
agoraphobias
noun
plural of agoraphobia
agoraphobics
agoraphobics
noun
plural of agoraphobic
agrichemical
agrichemical
noun
Alternative form of agrochemical
agriochoerus
agrochemical
agrochemical
adj
Relating to agrochemistry.
noun
(chemistry) A chemical compound, such as a hormone, fungicide, or insecticide, that improves the production of crops.
A compound or product derived from farmed plants.
ailurophiles
ailurophiles
noun
plural of ailurophile
ailurophilia
ailurophilia
noun
A fondness or love for cats or other felines.
ailurophilic
ailurophilic
adj
Of or relating to ailurophilia or ailurophiles.
ailurophobes
ailurophobes
noun
plural of ailurophobe
ailurophobia
ailurophobia
noun
An irrational fear or hatred of cats or other felines.
ailurophobic
ailurophobic
adj
Having or relating to a fear or hatred of cats.
airfreighted
airfreighted
verb
simple past tense and past participle of airfreight
airfreighter
airohydrogen
airohydrogen
adj
Of, or using a mixture of, hydrogen and air.
airtightness
airtightness
noun
The quality of being airtight.
airworthiest
airworthiest
adj
superlative form of airworthy: most airworthy
akrochordite
akrochordite
noun
(mineralogy) A monoclinic-prismatic reddish brown mineral containing arsenic, hydrogen, magnesium, manganese, and oxygen.
alcoholature
alcoholature
noun
(medicine, dated) An alcoholic tincture prepared with fresh plants.
alcoholmeter
alcoholmeter
noun
Alternative form of alcoholometer
aldermanship
aldermanship
noun
The condition, position, or office of an alderman.
alexipharmic
alexipharmic
adj
(pharmacology, chiefly archaic or historical) Synonym of alexipharmac (“of or pertaining to an alexipharmac; also, acting as an alexipharmac by protecting against or warding off the ill effects of a harmful substance, especially a poison or venom”)
noun
(pharmacology, chiefly archaic or historical, also figuratively) Synonym of alexipharmac (“a medical remedy for protecting the body, or an antidote, against harmful substances, especially a poison or venom (specifically, that of a snake)”); an antidote.
alhambresque
alhambresque
Adjective
Made or decorated after the fanciful style of the ornamentation in the Alhambra palace, which affords an unusually fine exhibition of Saracenic or Arabesque architecture.
allelomorphs
allelomorphs
noun
plural of allelomorph
allochirally
allomorphism
allomorphism
noun
(chemistry) The property of a compound which has more than one crystalline form or allomorph.
allomorphite
allorhythmia
allorhythmia
noun
(pathology) An irregular pattern of the heartbeat
allorrhyhmia
allothimorph
alnascharism
alphabetiser
alphabetiser
noun
Non-Oxford British English standard spelling of alphabetizer.
alphabetizer
alphabetizer
noun
One who, or that which, alphabetizes.
alphamerical
alphamerical
adj
alphanumeric / alphanumerical
alphanumeric
alphanumeric
adj
Consisting of these characters plus punctuation and other special characters.
Consisting of, or limited to, letters and/or numbers, especially the characters A to Z (lowercase and uppercase) and 0 to 9.
noun
An alphanumeric character.
amateurishly
amateurishly
adv
In an amateurish manner; without expertise or professionalism.
amenorrhoeal
amenorrhoeal
adj
Affected by amenorrhoea
Relating to amenorrhoea.
amenorrhoeic
amenorrhoeic
adj
(medicine) Pertaining to the suppression of menstruation other than during pregnancy
noun
One who does not menstruate.
americophobe
americophobe
Noun
Americanophobe
amianthiform
amianthiform
adj
Resembling amianthus in form.
aminopherase
amniochorial
amniochorial
adj
(anatomy) Relating to the amnion and the chorion
amorphophyte
amorphophyte
noun
Any plant with flowers of an irregular or anomalous shape
ampelography
ampelography
noun
(botany) The discipline within botany concerned with the taxonomy of cultivars in the grapevine genus, Vitis.
amphibrachic
amphibrachic
adj
Consisting of amphibrachs, metrical feet consisting of either a long syllable between two that are short, or an accented syllable between two that are not accented.
amphicarpaea
amphicarpium
amphicarpous
amphicarpous
adj
Alternative form of amphicarpic
amphicentric
amphicribral
amphicribral
adj
(botany) In which the phloem surrounds the xylem
amphicyrtous
amphierotism
amphigastria
amphimorulae
amphineurous
amphipyrenin
amphitheater
amphitheater
noun
American spelling form of amphitheatre
amphitheatre
amphitheatre
noun
(geology) A natural formation of a similar shape, where a steep mountain or slope a particular rock formation forms a partial or compete bowl, especially one used as a performance space (and possibly modified by carving out seats, etc) because the slopes naturally amplify or echo sound.
An open, outdoor theatre (which may be a theatre in the round, or have a stage with seating on only one side), especially one from the classical period of ancient Greece or Rome, or a modern venue of similar design.
amphithurons
amphithyrons
amphitriaene
amphitropous
amphitropous
adj
(botany) Having the ovule bent so that the ends are near each other.
amphoriloquy
amphoriloquy
noun
(medicine) A condition where the voice is characterized by amphoric sound over the patient's lung cavity.
amphorophony
amphotericin
amphotericin
noun
(biochemistry) Any of a group of amphoteric antibiotic and antifungal agents derived from Streptomyces bacteria.
amyelotrophy
amyelotrophy
noun
(medicine) Atrophy of the spinal cord.
anacatharsis
anacatharsis
noun
(medicine) vomiting or expectoration
anacathartic
anacathartic
noun
An expectorant or emetic medicine.
anachromasis
anachronical
anachronical
Adjective
Not in the correct date order. Chronologically incorrect.
anachronisms
anachronisms
noun
plural of anachronism
anamorphoses
anamorphoses
noun
plural of anamorphosis
verb
Third-person singular simple present indicative form of anamorphose
anamorphosis
anamorphosis
noun
(biology) A form of limited metamorphosis in some arthropods.
(mycology, lichenology) An abnormal form of some lichens or fungi that gives the appearance of a different species.
A distorted image of an object that may be viewed correctly from a specific angle or with a specific mirror.
The use of this kind of image distortion.
ananthropism
anaphrodisia
anaphrodisia
noun
(medicine) Lack of desire for sex.
anaphroditic
anaphroditic
adj
(rare) Without sexual intercourse.
anarchically
anarchically
adv
In an anarchic manner; in the manner of anarchy.
anarthropoda
anarthrously
anarthrously
adv
(grammar) In an anarthrous manner; without an accompanying article.