(astronomy, archaic or historical) A small circle on the celestial sphere, parallel to the horizon, that is used in astronomy and navigation to show altitude of a star or any other heavenly body.
(astronomy, archaic or historical) An instrument for observing the heavenly bodies as they cross such a circle.
alphonsism
altrincham
altrincham
Proper noun
a town in Greater Manchester, England
aluminised
aluminised
adj
Having the property of being coated with aluminium
verb
simple past tense and past participle of aluminise
aluminized
aluminized
adj
US, Canada, and Oxford British English standard spelling of aluminised.
verb
simple past tense and past participle of aluminize
aluminizes
aluminizes
verb
Third-person singular simple present indicative form of aluminize
aluminosis
aluminosis
noun
(construction) A structural defect resulting from the degradation of poor quality concrete.
(pathology) A disease of the lungs caused by aluminum dust.
amagansett
amalrician
amantadine
amantadine
noun
(pharmacology) A drug used especially as the hydrochloride C₁₀H₁₇N·HCl to prevent infection (as by an influenzavirus) by interfering with virus penetration into host cells.
amanuenses
amanuenses
noun
plural of amanuensis
amanuensis
amanuensis
noun
A clerk, secretary or stenographer, or scribe.
One employed to take dictation, or copy manuscripts.
amaranthus
amaranthus
noun
Any of the genus Amaranthus; an amaranth.
amarantine
amarantine
noun
Alternative form of amaranthine
amarantite
amarantite
noun
(mineralogy) A triclinic-pinacoidal mineral containing hydrogen, iron, oxygen, and sulfur.
amarynceus
amassments
amassments
noun
plural of amassment
amasthenic
amasthenic
adj
(photography) Uniting the rays of light into one focus, as a certain kind of lens does.
amatungula
amatungula
noun
Carissa macrocarpa, a shrub native to Southern Africa.
amaxomania
amazedness
amazedness
noun
The state or quality of being amazed.
amazements
amazements
noun
plural of amazement
ambigenous
ambigenous
adj
(botany) Partaking of two natures, as the perianth of some endogenous plants, where the outer surface is calycine and the inner petaloid.
ambitioned
ambitioned
adj
Having ambition
ambivalent
ambivalent
adj
Alternately having one opinion or feeling, and then the opposite.
Simultaneously experiencing or expressing opposing or contradictory feelings, beliefs, or motivations.
amblygonal
amblygonal
adj
(obsolete) obtuse-angled
ambulanced
ambulanced
verb
simple past tense and past participle of ambulance
ambulancer
ambulancer
noun
(military) A medic working in a mobile field hospital.
ambulances
ambulances
noun
plural of ambulance
verb
Third-person singular simple present indicative form of ambulance
ambulantes
ambulating
ambulating
verb
present participle of ambulate
ambulation
ambulation
Noun
walking around
ambushment
ambushment
noun
(obsolete) An ambush
ameliorant
ameliorant
noun
A substance that helps plants grow by improving the physical condition of the soil.
Anything that improves something else.
amendatory
amendatory
adj
For the purpose of amending or correction.
amendments
amendments
noun
plural of amendment
amenorrhea
amenorrhea
noun
(American spelling) Alternative spelling of amenorrhoea
amentiform
amentiform
adj
(botany) Shaped like a catkin.
amercement
amercement
noun
(law) A non-statutory monetary penalty or forfeiture, usually applied at the discretion of a court.
americanly
americanly
Adverb
In an American manner; in a way characteristic of Americans.
americanos
americanos
noun
plural of americano
americanum
amerindian
amerindian
Noun
An American Indian.
amianthine
amianthium
amianthoid
amianthoid
adj
Resembling amianthus.
amiantuses
amidrazone
amidrazone
noun
(organic chemistry) Any of a class of nitrogen derivatives of carboxylic acids having a tautomeric structure represented by the general formulas RC(=NH)NHNH₂ and RC(NH₂)=NNH₂
aminolipin
aminolysis
aminolysis
noun
(organic chemistry) decomposition of a molecule by reaction with ammonia or an amine
aminolytic
aminolytic
adj
Relating to aminolysis
aminoplast
aminoxylol
ammonation
ammoniacal
ammoniacal
adj
Pertaining to or containing ammonia.
ammoniacum
ammoniacum
noun
gum ammoniac, a resin exuded from the stem of the perennial herb Dorema ammoniacum.
ammoniated
ammoniated
verb
simple past tense and past participle of ammoniate
ammoniemia
ammonified
ammonified
verb
simple past tense and past participle of ammonify
ammonifier
ammonifier
noun
That which ammonifies
ammonifies
ammonifies
verb
Third-person singular simple present indicative form of ammonify
ammonitess
ammonitish
ammonitoid
ammoniuret
ammoniuria
ammoniuria
noun
Alternative form of ammonuria
ammonoidea
ammonolyze
ammunition
ammunition
noun
(figurative) Arguments and information that can be used against the other party in a conflict.
(obsolete) Military stores, or provisions of all kinds for attack or defense.
Articles used in charging firearms and ordnance of all kinds; as powder, balls, shot, shells, percussion caps, rockets, etc.
verb
To supply with ammunition.
amnestying
amnestying
verb
present participle of amnesty
amniomancy
amniomancy
noun
Divination based on the characteristics of the amniotic sac at childbirth.
amniorrhea
amniotitis
amortising
amortising
verb
present participle of amortise
amortizing
amortizing
verb
present participle of amortize
ampelopsin
ampelopsin
noun
(organic chemistry) A particular flavanonol.
ampersands
ampersands
noun
plural of ampersand
amphanthia
amphibians
amphibians
noun
plural of amphibian
amphictyon
amphictyon
noun
(Ancient Greece) One of the deputies from the confederated states of Ancient Greece to a congress or council. They considered both political and religious matters.
amphigaean
amphigonia
amphigonic
amphigonic
adj
Of, pertaining to, or arising from amphigony
amphineura
amphinomus
amphipnous
amphipodan
amphipodan
adj
(zoology) Relating to the amphipods.
amphirhina
amphirhine
amphitryon
amphogenic
amphogenic
adj
producing approximately equal numbers of male and female offspring
amphrysian
ampicillin
ampicillin
noun
(pharmacology) A semisynthetic form of penicillin C₁₆H₁₉N₃O₄S that is effective against gram-negative and gram-positive bacteria and is used to treat infections of the urinary, respiratory, and intestinal tracts.
amplectant
amplectant
adj
(botany) That clasps a support, especially by twining around it
clasping or embracing
ampliation
ampliation
noun
(law, civil law) A postponement of the decision of a cause for further consideration or reargument.
enlargement; amplification
amplifying
amplifying
verb
present participle of amplify
ampulating
amputating
amputating
verb
present participle of amputate
amputation
amputation
noun
surgical removal of all or part of a limb, etc.
the loss of a limb, etc. through trauma
amusements
amusements
noun
plural of amusement
amygdaline
amygdaline
adj
Resembling or characteristic of almonds.
noun
Alternative form of amygdalin
amylogenic
amylogenic
adj
Forming starch; applied specifically to leucoplasts.
Of or pertaining to amylogen.
anabaptism
anabaptism
Noun
The doctrine of the Anabaptists.
anabathmoi
anabathmos
anabathrum
anacampsis
anacamptic
anacamptic
adj
Reflecting or reflected.
anacardium
anachorism
anachorism
noun
Something that is incongruous with the spirit of the country.
anacrotism
anacrotism
noun
(biology) A secondary notch in the pulse curve, obtained in a sphygmographic tracing.
anadidymus
anadidymus
noun
(pathology) An abnormality in which conjoined twins have a single head and upper body
anadromous
anadromous
adj
(botany) Of a fern in which the first veins in a frond segment are produced towards the apex of the frond.
(of a migratory fish) That lives in the sea and breeds in fresh water.
anadyomene
anaerobism
anaerobism
noun
The property of being anaerobic.
anaerobium
anagrammed
anagrammed
verb
simple past tense and past participle of anagram
analcimite
analemmata
anammelech
anammonide
anamnestic
anamnestic
adj
Of or pertaining to anamnesis
That aids memory; mnemonic
anamnionic
anamniotic
anamniotic
adj
(anatomy) Without, or not developing, an amnion.
anamorphic
anamorphic
adj
(mycology) Of or relating to the anamorph, an asexual stage in the development of certain fungi.
Producing various optically distorted images.
anarchisms
anarchisms
noun
plural of anarchism
anarithmia
anarithmia
noun
A pathological inability to count
anartismos
anaseismic
anaseismic
adj
Moving up and down; said of earthquake shocks.
anastigmat
anastigmat
noun
(photography) An anastigmatic lens.
anastomose
anastomose
adj
(botany, mycology) Joined or run together; interconnected.
(of rivers, etc) Joined or run together, ramified, interconnected.
verb
(intransitive, of rivers, blood vessels, etc.) To join by anastomosis.
(transitive, of streams and rivers, blood vessels, etc.) To join (two or more things) by anastomosis, to interconnect forming a network.
anathemata
anathemize
anathemize
verb
To declare to be anathema; to curse and reject.
anatomical
anatomical
adj
Of or relating to anatomy or dissection.
anatomised
anatomised
verb
simple past tense and past participle of anatomise
anatomiser
anatomiser
noun
Alternative form of anatomizer
anatomists
anatomists
noun
plural of anatomist
anatomized
anatomized
verb
simple past tense and past participle of anatomize
anatomizer
anatomizer
noun
One who carries out dissection.
anatomizes
anatomizes
verb
Third-person singular simple present indicative form of anatomize
anaximenes
anchesmius
ancientism
ancientism
noun
The belief that people in ancient times were wiser than those of today.
ancramdale
andabatism
andamanese
andamanese
Proper noun
A minor language family spoken on the Andaman Islands.
Adjective
Of or relating to the Andaman Islands.
Of or relating to the Andamanese language family.
andamentos
androecium
androecium
noun
(botany) The set of a flower's stamens.
andromache
andromache
Proper noun
the wife of Hector
andromania
andromaque
anematized
anematosis
anemically
anemically
adv
In an anemic manner.
anemochord
anemochore
anemochore
noun
An organism that spreads by wind, as a plant with wind-borne seeds.