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acacia

A genus of leguminous trees and shrubs. Nearly 300 species are Australian or Polynesian, and have terete or vertically compressed leaf stalks, instead of the bipinnate leaves of the much fewer species of America, Africa, etc. Very few are found in temperate climates.

Academian

A member of an academy, university, or college.

Academic

One holding the philosophy of Socrates and Plato; a Platonist.

Academical Academic

Belonging to the school or philosophy of Plato; as, the Academic sect or philosophy.

Academicals

The articles of dress prescribed and worn at some colleges and universities.

Academician

A member of an academy, or society for promoting science, art, or literature, as of the French Academy, or the Royal Academy of arts.

academicianship

the position or state of being a member of an honorary academy.

Academism

The doctrines of the Academic philosophy.

Academy

A garden or grove near Athens (so named from the hero Academus), where Plato and his followers held their philosophical conferences; hence, the school of philosophy of which Plato was head.

Acadia

the French-speaking part of the Canadian Maritime Provinces.

Acadian

Of or pertaining to Acadia, or Nova Scotia. A native of Acadie.

Acajou

The cashew tree; also, its fruit. See Cashew. The mahogany tree; also, its timber.

Acalephae

A group of C/lenterata, including the Medus/ or jellyfishes, and hydroids; -- so called from the stinging power they possess. Sometimes called sea nettles.

Acalephoid

Belonging to or resembling the Acaleph/ or jellyfishes.

Acanthine

Of, pertaining to, or resembling, the plant acanthus.

Acanthocephala

A group of intestinal worms, having the proboscis armed with recurved spines.

Acanthopteri

A group of teleostean fishes having spiny fins. See Acanthopterygii.

Acanthopterygian

Belonging to the order of fishes having spinose fins, as the perch. A spiny-finned fish.

Acanthopterygii

An order of fishes having some of the rays of the dorsal, ventral, and anal fins unarticulated and spinelike, as the perch.

Acanthuridae

a family of fishes consisting of the surgeonfishes.

Acanthurus

type genus of the family Acanthuridae; doctorfishes.

Acardiac

Without a heart; as, an acardiac fetus.

acarid

very small free-living arachnid that is parasitic on animals or plants; related to ticks.

Acaridae

the family of arachnids of the order Acarina consisting of mites.

Acaridan

One of a group of arachnids, including the mites and ticks.

Acarina

The order of Arachnida which includes the mites and ticks. Many species are parasitic, and cause diseases like the itch and mange.

acarine

A member of the order Acarina.

Acaroid

Shaped like or resembling a mite.

Acarpous

Not producing fruit; unfruitful.

Acarus

A genus including many species of small mites.

Acatalectic

Not defective; complete; as, an acatalectic verse. A verse which has the complete number of feet and syllables.

Acatalepsy

Incomprehensibility of things; the doctrine held by the ancient Skeptic philosophers, that human knowledge never amounts to certainty, but only to probability.

Acataleptic

Incapable of being comprehended; incomprehensible.

Acaulescent

Having no stem or caulis, or only a very short one concealed in the ground.

Accadian

Pertaining to a race supposed to have lived in Babylonia before the Assyrian conquest.

Accelerate

To cause to move faster; to quicken the motion of; to add to the speed of; -- opposed to retard.

Acceleration

The act of accelerating, or the state of being accelerated; increase of motion or action; as, a falling body moves toward the earth with an acceleration of velocity; -- opposed to retardation.

Accelerative

Relating to acceleration; adding to velocity; quickening.

Accelerator

One who, or that which, accelerates. Also as an adj.; as, accelerator nerves.

Accelerograph

An apparatus for studying the combustion of powder in guns, etc.

Accelerometer

An apparatus for measuring the velocity imparted by gunpowder.

Accend

To set on fire; to kindle.

Accendibility

Capacity of being kindled, or of becoming inflamed; inflammability.

Accendible

Capable of being inflamed or kindled; combustible; inflammable.

Accension

The act of kindling or the state of being kindled; ignition.

Accensor

One of the functionaries who light and trim the tapers.

Accent

A superior force of voice or of articulative effort upon some particular syllable of a word or a phrase, distinguishing it from the others.

accented

having the main stress of a word; -- used of syllables

accenting

the act of giving special importance or significance to something.

Accentor

One who sings the leading part; the director or leader.

Accentual

Of or pertaining to accent; characterized or formed by accent.

Accentually

In an accentual manner; in accordance with accent.

Accentuate

To pronounce with an accent or with accents.

Accentuation

Act of accentuating; applications of accent. pitch or modulation of the voice in reciting portions of the liturgy.

Acceptable

Capable, worthy, or sure of being accepted or received with pleasure; pleasing to a receiver; gratifying; agreeable; welcome; as, an acceptable present, one acceptable to us.

Acceptableness

The quality of being acceptable, or suitable to be favorably received; acceptability.

Acceptably

In an acceptable manner; in a manner to please or give satisfaction.

Acceptance

The act of accepting; a receiving what is offered, with approbation, satisfaction, or acquiescence; esp., favorable reception; approval; as, the acceptance of a gift, office, doctrine, etc.

Acceptation

Acceptance; reception; favorable reception or regard; state of being acceptable.

Acceptilation

Gratuitous discharge; a release from debt or obligation without payment; free remission.

Acceptor

One who accepts one who accepts an order or a bill of exchange; a drawee after he has accepted.

Access

A coming to, or near approach; admittance; admission; accessibility; as, to gain access to a prince.

Accessary

One who, not being present, contributes as an assistant or instigator to the commission of an offense.

Accessibility

The quality of being accessible, or of admitting approach; receptibility.

Accessible

Easy of access or approach; approachable; as, an accessible town or mountain, an accessible person.

Accession

A coming to; the act of acceding and becoming joined; as, a king's accession to a confederacy.

Accessorial

Of or pertaining to an accessory; as, accessorial agency, accessorial guilt.

Accessoriness

The state of being accessory, or connected subordinately.

Accessory

That which belongs to something else deemed the principal; something additional and subordinate.

Acciaccatura

A short grace note, one semitone below the note to which it is prefixed; -- used especially in organ music. Now used as equivalent to the short appoggiatura.

Accidence

The accidents, of inflections of words; the rudiments of grammar.

Accident

Literally, a befalling; an event that takes place without one's foresight or expectation; an undesigned, sudden, and unexpected event; chance; contingency; often, an undesigned and unforeseen occurrence of an afflictive or unfortunate character; a casualty; a mishap; as, to die by an accident.

Accidental

A property which is not essential; a nonessential; anything happening accidentally.

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