Aciculate, a. (Bot.) Acicular.

Acid, a. Sour, tart, sharp, pricked.

Acidity, n. Sourness, tartness, acidness, sharpness.

Acidness, n. Acidity.

Acidulous, a. Sourish, somewhat acid, slightly acid, subacid, somewhat sour.

Aciform, a. (Bot.) Acicular.

Acinaciform, a. (Bot.) Cimeter-shaped.

Acknowledge, v. a. 1. Recognize, take cognizance of, be aware of, hold in remembrance.

2. Admit, grant, concede, allow, accept, indorse, subscribe to, agree to.

3. Confess, own, avow, profess.

4. Express gratitude for, give thanks for.

5. Own or admit the validity of.

Acknowledgment, n. 1. Recognition, recognizance.

2. Admission, avowal, concession, allowance, acceptance, indorsement.

3. Expression of thanks or gratitude.

Acme, n. Summit, top, apex, zenith, pinnacle, utmost height, highest point, culminating point, climax.

Aconite, n. wolfsbane, monks-hood.

Acquaint, v. a. 1. Familiarize, make familiar.

2. Inform, apprise, tell, notify, make aware, make known to, mention to, communicate to, signify to, give notice to, send word to, write word to.

Acquaintance, n. 1. Familiarity, familiar knowledge.

2. Friend (with whom one is not intimate).

Acquainted with, 1. Familiar with, versed in, au fait at.

2. A friend of (without being intimate with).

Acquiesce, v. n. 1. Yield, comply, submit, bow, rest, resign one's self, be reconciled, be resigned, be satisfied, rest satisfied.

2. Assent, consent, agree, accede, concur, yield assent, give consent, fall in, go with the stream, go with the current.

Acquiescence, n. 1. Compliance, submission, resignation.

2. Assent, consent, agreement, concurrence.

Acquiescent, a. Complying, yielding, submitting.

Acquire, v. a. 1. Gain, obtain, achieve, attain, procure, earn, win, get, secure, have, make, purchase, get possession of, get into one's hands.

2. Master, learn thoroughly, make one's self master of.

Acquirement, n. 1. Acquiring, gathering, gaining, mastery.

2. Accomplishment, attainment, acquisition, stock of knowledge, mental resources.

Acquisition, n. Acquirement.

Acquisitive, n. Acquiring, disposed to acquire.

Acquisitiveness, n. Love of acquiring, desire to acquire.

Acquit, v. a. Discharge (from an accusation), clear, release, absolve, exonerate, exculpate, excuse, pardon, forgive, quit, set free.

Acquit one's self, Act, behave, conduct one's self, bear one's self, demean one's self.

Acquittal, n. Discharge, release, deliverance, liberation, exoneration, clearance, absolution, acquittance.

Acquittance, n. 1. Discharge, acquittal.

2. Receipt, receipt in full.

Acrid, a. 1. Sharp, biting, pungent, hot, burning, poignant, caustic, corrosive.

2. Severe, harsh, acrimonious.

Acridity, n. Acridness.

Acridness, n. 1. Sharpness, pungency, poignancy, acridity.

2. Severity, harshness, hardness.

Acrimonious, a. [Rare.] 1. Corrosive, caustic, sharp.

2. Severe, harsh, hard, acrid, sarcastic, bitter, virulent, malignant, censorious, crabbed, snarling, snappish, testy, pettish, petulant, cross, sour, tart, splenetic, peevish, ill-tempered, ill-natured.

Acrimony, n. 1. Sharpness, corrosiveness, causticity.

2. Severity, harshness, sourness, tartness, asperity, virulence, bitterness, acerbity, rancor, venom, crabbedness, moroseness, churlishness, ill-temper, bad blood.

Acroamatic, a. Esoteric, esoterical, secret, private, acroatic.

Acroamatical, a. Esoteric, esoterical, secret, private, acroatic.

Acroatic, a. Esoteric, acroamatic.

Acrobat, n. Rope-dancer.

Acrospire, n. Shoot, sprout, plumule.

Across, prep. Athwart, over, from one side of to the other.

Act, v. n. 1. Work, move, carry any thing into effect, execute a purpose, be in action.

2. Behave, conduct one's self, demean one's self, acquit one's self.

3. Operate, have influence.

Act, v. a. 1. Do, perform, execute, carry into execution.