(medicine) A trepan having a conical shape so that injurious penetration of the brain is impossible.
ablepharon
ablepharon
noun
(medicine) ablepharia
abruptness
abruptness
noun
Suddenness; unceremonious haste or vehemence.
The state of being abrupt or broken
absorption
absorption
noun
(chemistry, physics) the imbibing or reception by molecular or chemical action, of radiant energy; the process of being neutrons being absorbed by the nucleus; interception.
(electrical engineering) The retaining of electrical energy for a short time after it has been introduced to the dielectric.
(meteorology) The process in which incident radiant energy is retained by a substance (such as an air mass) by conversion to some other form of energy (such as heat).
(obsolete) engulfing; swallowing up, as of bodies or land.
(physiology) in living organisms, the process by which the materials of growth and nutrition are absorbed and conveyed to the tissues and organs; taking in by various means, such as by osmosis.
Entire engrossment or occupation of the mind.
Mental assimilation.
assimilation; incorporation.
absumption
absumption
noun
(obsolete) Destruction or disintegration, especially a gradual one; wasting away.
acanthopod
acanthopod
adj
Spiny-footed.
acceptance
acceptance
noun
(business, finance) An assent and engagement by the person on whom a bill of exchange is drawn, to pay it when due according to the terms of the acceptance; the bill of exchange itself when accepted.
(countable) An instance of that act.
(government, US) The act of an authorized representative of the government by which the government assents to ownership of existing and identified supplies, or approves specific services rendered, as partial or complete performance of a contract.
(horse racing, Australia, New Zealand, plural only) A list of horses accepted as starters in a race.
(law) An agreeing to the action, proposals, or terms of another by some act which results in the conclusion of a legally binding contract; the reception or taking of a thing bought as that for which it was bought, or as that agreed to be delivered, or the taking of possession of a thing as owner.
(optics) Synonym of etendue.
(uncountable) The act of accepting; the receiving of something offered, with acquiescence, approbation, or satisfaction; especially, favourable reception; approval.
Belief in something; agreement, assent.
The state of being accepted.
The usual or accepted meaning of a word or expression.
acceptancy
acceptancy
noun
(dated) acceptance
accipenser
accipenser
noun
Any sturgeon of the genus Acipenser.
acephalina
acephaline
acephaline
adj
Of or pertaining to the parasitic protozoans of the suborder Acephalina
acetopyrin
achenocarp
acrophonic
acrophonic
adj
Conforming to acrophony.
actinocarp
actinopoda
acyanopsia
acyanopsia
noun
Alternative form of acyanopia
adaptation
adaptation
noun
(countable) A change that is made or undergone to suit a condition or environment.
(countable, authorship) An artistic work that has been adapted from a different medium.
(countable, evolutionary theory) An instance of an organism undergoing change, or the structure or behavior that is changed.
(sociology) The means by which social groups adapt to different social and physical environments.
(uncountable) The process of adapting an artistic work from a different medium.
(uncountable) The process of adapting something or becoming adapted to a situation; adjustment, modification.
(uncountable, evolutionary theory) The process of change that an organism undergoes to be better suited to its environment.
adaptional
adaptional
adj
(biology) Applied to the process by which an organism is fitted or adapted to its environment
Relating or pertaining to adaptation, or the action of adapting.
adenopathy
adenopathy
noun
(pathology) Swelling or enlargement of the glands (especially the lymph nodes); any glandular disease.
adenophora
adenophore
adenophyma
adiaphonon
adiaphoron
adiaphoron
noun
(philosophy) A matter that is morally neutral.
(theology) Something neither forbidden nor commanded by scripture.
adipescent
adipescent
adj
(medicine) Developing fatty deposits.
adiphenine
adiphenine
Noun
An antispasmodic drug.
adipogenic
adipogenic
adj
(biology) That forms fat, or fatty tissue; lipogenic
adnephrine
adnexopexy
adoptional
adoptional
adj
Of or relating to adoption.
adposition
adposition
noun
(grammar) An element that combines syntactically with a phrase and indicates how that phrase should be interpreted in the surrounding context; a preposition or postposition.
adrianople
adsorption
adsorption
noun
The adhesion of a liquid or gas on the surface of a solid material, forming a thin film on the surface.
aeroplaner
aeroplaner
noun
(archaic) An aeroplane pilot.
aeroplanes
aeroplanes
noun
plural of aeroplane
verb
Third-person singular simple present indicative form of aeroplane
aerosporin
afterpains
afterpains
noun
plural of afterpain
agapanthus
agapanthus
noun
Any member of the genus Agapanthus of flowering plants.
Skill in and knowledge of the work of navigating and operating an aircraft.
airplaning
airplaning
verb
present participle of airplane
airplanist
airplanist
noun
(archaic) An airplane pilot.
albaspidin
albopannin
alipterion
allophanic
allophanic
adj
(organic chemistry) Relating to allophanic acid or its derivatives
(soil science) Relating to, or composed of allophane
allophones
allophones
noun
plural of allophone
allophonic
allophonic
adj
Of or pertaining to an allophone.
alongships
alpenhorns
alpenhorns
noun
plural of alpenhorn
alpenstock
alpenstock
noun
a stout adjustable walking stick with a metal point, used by mountain climbers and walkers in hilly or uneven terrain
alpestrian
alpestrine
alpestrine
adj
Synonym of subalpine
alphonsine
alphonsism
alpinesque
alpinesque
adj
Having an alpine style.
aminolipin
aminoplast
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
anabaptism
anabaptism
Noun
The doctrine of the Anabaptists.
anabaptist
anabaptist
noun
Alternative form of Anabaptist
anabaptize
anabaptize
verb
(transitive, archaic) To baptize or christen again; to rename.
anablepses
anacampsis
anacamptic
anacamptic
adj
Reflecting or reflected.
anaglyphic
anaglyphic
adj
Relating to anaglyphs.
noun
Work with chased or embossed relief.
anaglyptic
anaglyptic
adj
Of or pertaining to anaglyptics or to an anaglyph
anaglypton
analphabet
analphabet
adj
Ignorant of the letters of the alphabet; partly or wholly illiterate.
noun
A person who does not know the letters of the alphabet; a partly or wholly illiterate person.
anamorphic
anamorphic
adj
(mycology) Of or relating to the anamorph, an asexual stage in the development of certain fungi.
Producing various optically distorted images.
anapaestic
anapaestic
adj
Alternative spelling of anapestic
anaplastic
anaplastic
adj
(oncology) Of, or relating to, a tumor that shows little histogenetic differentiation. It implies that a tumor is high grade and likely to behave in an aggressive fashion.
(surgery) Of or relating to plastic surgery.
anaptychus
anaptychus
noun
(paleontology) One of a pair of shelly plates found in some cephalopods, such as the ammonites.
anaptyctic
anaptyctic
adj
(phonology) Of or pertaining to anaptyxis; of a vowel having been inserted into a word.
anaspadias
anastrophe
anastrophe
noun
(rhetoric) Unusual word order, often involving an inversion of the usual pattern of the sentence.
anastrophy
anatreptic
anatreptic
adj
rebutting; overthrowing; defeating; applied to Plato's refutative dialogues.
anatripsis
anatripsis
noun
The use of friction or rubbing as therapy, a form of massage
anatriptic
anatriptic
adj
Relating to massage or rubbing.
anatropous
anatropous
adj
(botany, of an ovule) Having an inverted nucleus, whose apex points to the base
ancipitous
ancipitous
adj
Synonym of ancipital
ancylopoda
anderstorp
androlepsy
androphore
androphore
noun
(botany) A support or column on which stamens are raised
(zoology) The part which, in some Siphonophorae, bears the male gonophores.
androphyll
andropogon
andropogon
noun
(botany) Any member of the grass genus Andropogon.
androspore
androspore
noun
(biology) A spore with male functions, in some algae.
anemograph
anemograph
noun
(obsolete or historical) An anemometer that makes a graphical recording.
anemopathy
anemophile
anemophile
noun
Any anemophilous plant.
anemophily
anemophily
noun
(botany) A form of pollination whereby pollen is distributed by wind.
anemoscope
anemoscope
noun
An instrument that shows the direction of the wind; a wind vane; a weathercock; usually applied to a contrivance consisting of a vane above, connected in the building with a dial or index with pointers to show the changes of the wind.
anepiploic
aneuploidy
aneuploidy
noun
(genetics) The condition of being aneuploid; the state of possessing a chromosome number that is not an exact multiple of the haploid number of the organism in question.
angiocarpy
angiograph
angiograph
noun
The film or image of the blood vessels produced by angiography.
angiopathy
angiopathy
noun
(pathology) Any disease of the blood vessels.
angioplany
angioscope
angioscope
noun
An instrument for examining the capillary vessels of animals and plants.
angiospasm
angiospasm
noun
(medicine) Spasmodic contraction of the blood vessel.
angiosperm
angiosperm
noun
(botany) Any plant of the clade Angiosperms, characterized by having ovules enclosed in an ovary; a flowering plant.
anglophile
anglophile
noun
Alternative letter-case form of Anglophile
anglophily
anglophobe
anglophobe
noun
Alternative letter-case form of Anglophobe
anglophone
anglophone
adj
Alternative letter-case form of Anglophone
anilopyrin
anisopodal
anisoptera
anisospore
anisospore
noun
(biology) A sexual spore in which the sexes differ in size.
anisotrope
anisotrope
adj
(dated) anisotropic
anisotropy
anisotropy
noun
The degree to which this property is exhibited.
The property of being directionally dependent.
anocarpous
anolympiad
anomaliped
anomalipod
anopheline
anopheline
adj
Of or pertaining to the anopheles mosquitoes.
noun
Any mosquito of the genus Anopheles
anorthopia
anorthopia
noun
(medicine) A defect of vision in which straight lines appear to be curved
anoxyscope
anspessade
anspessade
noun
(historical) A French gendarme serving in the military, between the 16th and 17th centuries.
antapology
antechapel
antechapel
noun
The outer part of the west end of a chapel.
antelopian
antelopine
antepartum
antepartum
adj
Describing the period before childbirth; antenatal