(medicine) A trepan having a conical shape so that injurious penetration of the brain is impossible.
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
acetopyrin
actinocarp
actinopoda
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.
adipescent
adipescent
adj
(medicine) Developing fatty deposits.
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.
adsorption
adsorption
noun
The adhesion of a liquid or gas on the surface of a solid material, forming a thin film on the surface.
afterpains
afterpains
noun
plural of afterpain
agapanthus
agapanthus
noun
Any member of the genus Agapanthus of flowering plants.
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
aminoplast
amphanthia
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.
amphitryon
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
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.
anacamptic
anacamptic
adj
Reflecting or reflected.
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.
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.
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
anderstorp
anemopathy
angiopathy
angiopathy
noun
(pathology) Any disease of the blood vessels.
anisoptera
anisotrope
anisotrope
adj
(dated) anisotropic
anisotropy
anisotropy
noun
The degree to which this property is exhibited.
The property of being directionally dependent.
anorthopia
anorthopia
noun
(medicine) A defect of vision in which straight lines appear to be curved
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
antepectus
antependia
antepenuit
antepenult
antepenult
noun
The third-to-last syllable of a word.
antescript
antespring
antetemple
antetemple
noun
The portico or narthex in an ancient temple or church.
anthophagy
anthophagy
noun
(biology) feeding on flowers
anthophila
anthophile
anthophile
noun
(zoology) An organism that visits flowers.
A person who loves flowers.
anthophora
anthophore
anthophore
noun
(botany) The stipe when developed into an internode between calyx and corolla, as in the pink family.
anthophyta
anthophyte
anthophyte
noun
(botany) Any flowering plant, or extinct close relative of the flowering plants.
anthropoid
anthropoid
adj
(anatomy, in pelvimetry) Of the pelvis, having an anteroposterior diameter equal or exceeding the transverse diameter.
having characteristics of a human, usually in terms of shape or appearance
having characteristics of an ape
noun
An anthropoid animal.
antibishop
antibishop
noun
(historical, ecclesiastical, chiefly in medieval and early modern history) A pretender to the episcopal office, such as a bishop appointed by an antipope. [from 18th c.]
anticipant
anticipant
adj
Expectant.
anticipate
anticipate
verb
(transitive) To act before (someone), especially to prevent an action.
to eagerly wait for (something)
to know of (something) before it happens; to expect.
to take up or introduce (something) prematurely.
antigraphy
antilepsis
antileptic
antileptic
adj
(medicine) soothing, mood-stabilizing
antilepton
antilepton
noun
(physics) The antiparticle of a lepton.
antilipase
antilipase
adj
That counters the action of a lipase
antilipoid
antilipoid
noun
(biochemistry) A substance that destroys or degrades lipoids.
antilopine
antilopine
adj
Relating to, or resembling, antelopes in the bovid subfamily Antelopinae.
Relating to, or resembling, antelopes in the tribe Antelopini within that subfamily
Relating to, or resembling, antelopes.
noun
An antilopine kangaroo
Any antelope in the subfamily Antelopinae
Any antelope in the tribe Antilopini
antipapacy
antipapacy
noun
antipapism; the office or reign of an antipope
antipapism
antipapism
noun
Opposition of the pope or his faction.
antipapist
antipapist
adj
Opposing papism.
noun
(Roman Catholicism) One who subscribes to antipapism.
antipascha
antipastic
antipastos
antipathic
antipathic
adj
Characterized by antipathy.
antipepsin
antipewism
antiphates
antiphonal
antiphonal
adj
(music) Characterized by antiphones or antiphony; incorporating alternate, or responsive singing by a choir split into two parts.
noun
A book of antiphons or anthems sung or chanted at a liturgy; an antiphonary or antiphoner.
An antiphon; a piece sung or chanted in an antiphonal manner.
antiphoner
antiphoner
noun
An antiphonal.
antiphonic
antiphonic
adj
Having the presence of an antiphon between two choirs with a call and a response in song or in chant, usually in the form of a hymn or a psalm.
antiphonon
antiphysic
antiplague
antiplague
adj
Countering plague
antiplanet
antiplanet
noun
(astrophysics) A hypothetical planet composed of antimatter.
antipleion
antipleion
noun
A region of negative departure from a norm.
antipodean
antipodean
adj
(informal) of, or pertaining to, Australia or New Zealand
diametrically opposed
relating to the antipodes, or situated at opposite sides of the Earth
noun
An inhabitant of the antipodes.
antipodism
antipodism
noun
(topology) The relation between points on a sphere which are directly opposite each other; or the function which maps a point to its opposite point.
A form of foot juggling where the juggler lies on his or her back, usually on a sort of chair.
antipodist
antipodist
noun
One who practices antipodism; one who juggles using his or her feet lying down.
antipoenus
antipoetic
antipoetic
adj
Opposed to poetry.
antipoints
antipoints
noun
plural of antipoint
antipolice
antipolice
adj
Opposed to or prejudiced against the police
antipopery
antipopery
noun
Opposition to popery.
antipriest
antipriest
noun
One taking a role opposite to that of priest.
antiprimer
antiproton
antiproton
noun
(physics) The antiparticle of the proton, having a negative electric charge.
antipsoric
antipsoric
adj
(pharmacology) Effective against the itch.
noun
(medicine) Any remedy for the itch.
antiptosis
antiptosis
noun
(grammar, rhetoric) Substitution of one grammatical case for another.
antiputrid
antiputrid
adj
antiputrefactive
antipyonin
antipyonin
noun
(dated, medicine) borax
antipyrine
antipyrine
noun
(pharmacology) The drug phenazone.
antisepsin
antisepsis
antisepsis
noun
(archaic) Any antiseptic agent.
(hygiene) The science and practice of countering microbial infection, as with the use of antiseptics, and the use of aseptic technique.
antiseptic
antiseptic
adj
(pharmacology) Capable of preventing microbial infection.
Free of unpleasantness; prim, sanitized or bowdlerized.
Of, or relating to antisepsis, or the use of antiseptics.
Very clean; aseptic.
noun
(pharmacology) Any substance that inhibits the growth and reproduction of microorganisms. Generally includes only those that are used on living objects (as opposed to disinfectants) and aren't transported by the lymphatic system to destroy bacteria in the body (as opposed to antibiotics).
antisiphon
antisiphon
adj
Preventing the siphoning of fluid.
antispadix
antispasis
antitropal
antitropal
adj
(botany) antitropous
antitropic
antitropic
adj
(anatomy) On the opposite side of a bilaterally symmetric relationship (as the left and right hands)
antitypous
antitypous
adj
(obsolete) resistant to blows; hard
antrophore
antrophose
antroscope
antroscope
noun
An instrument that is used to inspect the maxillary antrum
antroscopy
antroscopy
noun
An antroscopic examination
apanthropy
apanthropy
noun
An aversion to human company; love of solitude.
apartments
apartments
noun
plural of apartment
aphanesite
aphanitism
aphronitre
aphthongal
aphthongal
adj
(phonology) Being or relating to an aphthong.
aphthongia
aphthongia
noun
(medicine, archaic) An inability to speak caused by muscular spasms.
aphthonite
aplacental
aplacental
adj
(zoology) Lacking a placenta; belonging to the Aplacentata.
aplanatism
aplanatism
noun
(optics) Freedom from spherical aberration.
aplodontia
aplotaxene
aplotaxene
noun
(organic chemistry) The unsaturated aliphatic hydrocarbon (8Z,11Z,14Z)-heptadeca-1,8,11,14-tetraene present in the roots of burdock
apneumatic
apneumatic
adj
(medicine) Devoid of air; free from air, or effected by or with exclusion of air.
(rare) Of or pertaining to the nonexistence of soul or spirit; non-spiritual.
apocentric
apocentric
adj
(astrophysics) Of or pertaining to the apocenter, the point in an orbit which is furthest from the orbited body
aponogeton
apopenptic
apophantic
apophantic
adj
Involving a declaration, statement, or proposition.
apostolian
apothesine
appallment
appallment
noun
(obsolete) depression occasioned by terror; dismay