Threadlike defensive organs, composed largely of nettling cells (cnid/), thrown out of the mouth or special pores of certain Actini/ when irritated.

Anciently, a snake, called dart snake; now, one of a genus of reptiles closely allied to the lizards.

Relieving weariness; restorative.

The fruit of the oak, being an oval nut growing in a woody cup or cupule.

One of the sessile cirripeds; a barnacle of the genus Balanus. See Barnacle.

Furnished or loaded with acorns.

A denial of the existence of the universe as distinct from God.

One who denies the existence of the universe, or of a universe as distinct from God.

A plant which has no cotyledons, as the dodder and all flowerless plants.

Having no seed lobes, as the dodder; also applied to plants which have no true seeds, as ferns, mosses, etc.

A small species of agouti (Dasyprocta acouchy).

An instrument for measuring the acuteness of the sense of hearing.

The measuring of the power or extent of hearing.

A medicine or agent to assist hearing.

Of or pertaining to acoustics.

In relation to sound or to hearing.

One versed in acoustics.

The science of sounds, teaching their nature, phenomena, and laws.

To furnish or give experimental knowledge of; to make (one) to know; to make familiar; -- followed by with.

Easy to be acquainted with; affable.

A state of being acquainted, or of having intimate, or more than slight or superficial, knowledge; personal knowledge gained by intercourse short of that of friendship or intimacy; as, I know the man; but have no acquaintance with him.

A state of being acquainted; acquaintance.

An acquaintance.

Personally known; familiar. See To be acquainted with, under Acquaint, v. t.

State of being acquainted; degree of acquaintance.

To rest satisfied, or apparently satisfied, or to rest without opposition and discontent (usually implying previous opposition or discontent); to accept or consent by silence or by omitting to object; -- followed by in, formerly also by with and to.

The quality of being acquiescent; acquiescence.

Resting satisfied or submissive; disposed tacitly to submit; assentive; as, an acquiescent policy.

In an acquiescent manner.

To quiet.

The quality of being acquirable; attainableness.

Capable of being acquired.

To gain, usually by one's own exertions; to get as one's own; as, to acquire a title, riches, knowledge, skill, good or bad habits.

gotten through environmental forces. Contrasted with inherited.

The act of acquiring, or that which is acquired; attainment.

A person who acquires.

Acquirement.

Acquired.

The act or process of acquiring.

Acquired.

In the way of acquisition.

The quality of being acquisitive; propensity to acquire property; desire of possession.

One who acquires.

Acquisition; gain.

To discharge, as a claim or debt; to clear off; to pay off; to requite.

Acquittal.

The act of acquitting; discharge from debt or obligation; acquittance.

To acquit.

One who acquits or releases.

Partial or total absence of the skull.

Wanting a skull.

A group of acalephs, including most of the larger jellyfishes; the Discophora.

Excess; intemperance.

Any field of arable or pasture land.

Of an acre; per acre; as, the acreable produce.

Acres collectively; as, the acreage of a farm or a country.

Possessing acres or landed property; -- used in composition; as, large-acred men.

Sharp and harsh, or bitter and not, to the taste; pungent; as, acrid salts.

In an acid manner.

The quality of being acrid or pungent; irritant bitterness; extreme bitterness; acrimony; as, the acridity of a plant, of a speech.

a strong soft crease-resistant fabric.

Acrid; corrosive; as, acrimonious gall.

In an acrimonious manner.

The quality of being acrimonious; asperity; acrimony.

A quality of bodies which corrodes or destroys others; also, a harsh or biting sharpness; as, the acrimony of the juices of certain plants.

Inability to judge.

The lowest groups of animals, in which no nervous system has been observed.

Of or pertaining to the Acrita. An individual of the Acrita.

Acritan.

Having no crisis; giving no indications of a crisis; as, acritical symptoms, an acritical abscess.

Color blindness; achromatopsy.

Acridity; pungency joined with heat.

Sharpness; keenness.

Communicated orally; oral; -- applied to the esoteric teachings of Aristotle, those intended for his genuine disciples, in distinction from his exoteric doctrines, which were adapted to outsiders or the public generally. Hence: Abstruse; profound.

Same as Acroamatic.

One who practices rope dancing, high vaulting, or other daring gymnastic feats.

a genus of mammals.

Pertaining to an acrobat.

Feats of the acrobat; daring gymnastic feats; high vaulting.

Having a terminal fructification; having the fruit at the end of the stalk. Having the fruit stalks at the end of a leafy stem, as in certain mosses.

having a subterminal centromere

Characterized by a high skull.

a genus of birds.

Loftiness of skull.

Of or pertaining to the high mountain range of /thunder-smitten/ peaks (now Kimara), between Epirus and Macedonia.

a genus of herbs and shrubs of Australia and Southern Africa, with an everlasting flower; most species are usually placed in genus Helipterum.

a genus of Central and South American feather palms.

The upper surface of the toes, individually.

One of a group of lizards having the teeth immovably united to the top of the alveolar ridge. Of or pertaining to the acrodonts.

A plant of the highest class of cryptogams, including the ferns, etc. See Cryptogamia.

pertaining to acrogens, flowerless plants (ferns or mosses) in which growth occurs only at the tip of the main stem.

Increasing by growth from the extremity; as, an acrogenous plant.

A limpid, colorless, highly volatile liquid, obtained by the dehydration of glycerin, or the destructive distillation of neutral fats containing glycerin. Its vapors are intensely irritating.

A statue whose extremities are of stone, the trunk being generally of wood.

Pertaining to, or like, an acrolith.

Chronic enlargement of many bones of the skeleton, especially bones of hands, feet and face; the condition is due to excessive secretion of growth hormone.

Of or pertaining to the acromion.

The outer extremity of the shoulder blade.

Having each verse begin with the same letter as that with which the preceding verse ends.

In an acronycal manner as rising at the setting of the sun, and vice versa.

Rising at sunset and setting at sunrise, as a star; -- opposed to cosmical.

Acronycal.

Crookedly.

Developing from below towards the apex, or from the circumference towards the center; centripetal; -- said of certain inflorescence.

The use of a picture symbol of an object to represent phonetically the initial sound of the name of the object.

The entire upper surface of the foot.

The upper part, or the citadel, of a Grecian city; especially, the citadel of Athens.

Pertaining to an acropolis.

To put forth the first sprout.

A spore borne at the extremity of the cells of fructification in fungi.

Having acrospores.

From side to side; crosswise; as, with arms folded across.

broad in scope or content

A composition, usually in verse, in which the first or the last letters of the lines, or certain other letters, taken in order, form a name, word, phrase, or motto.

Pertaining to, or characterized by, acrostics.

After the manner of an acrostic.

The instep or front of the tarsus.

The end of a verse or psalm, or something added thereto, to be sung by the people, by way of a response.

Same as Acroterium.

Pertaining to an acroterium; as, acroterial ornaments.