Search the Dictionary

Having an acid quality; sour; acidulous. "With anxious, acidulent face." Carlyle.

Having the form of a cluster of grapes; clustered like grapes.

A genus of ganoid fishes, including the sturgeons, having the body armed with bony scales, and the mouth on the under side of the head. See Sturgeon.

Without inclination or dipping; -- said the magnetic needle balances itself horizontally, having no dip. The aclinic line is also termed the magnetic equator. Prof. August.

Topped up; having one yardarm higher than the other.

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

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. Contract no friendship, or even acquaintance, with a guileful man. Sir W. Jones.…

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

Having a terminal fructification; having the fruit at the end of the stalk.

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

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

Having acrospores.

Having a cleavage parallel with the base.

Having a radiated form, like a sea anemone.

Having the form of rays; radiated, as an actinia.

Having straight projecting spines.

A peculiar larval form of Phoronis, a genus of marine worms, having a circle of ciliated tentacles.

A kind of embryo of certain hydroids (Tubularia), having a stellate form.

Having the power or quality of acting; causing change; communicating action or motion; acting; -- opposed to Ant: passive, that receives; as, certain active principles; the powers of the mind.

Having a sting; covered with prickles; sharp like a prickle.