APage 62
- English Word Actinic Definition Of or pertaining to actinism; as, actinic rays.
- English Word Actiniform Definition Having a radiated form, like a sea anemone.
- English Word Actinism Definition The property of radiant energy (found chiefly in solar or electric light) by which chemical changes are produced, as in photography.
- English Word Actinium Definition A supposed metal, said by Phipson to be contained in commercial zinc; -- so called because certain of its compounds are darkened by exposure to light.
- English Word Actino-chemistry Definition Chemistry in its relations to actinism.
- English Word Actinograph Definition An instrument for measuring and recording the variations in the actinic or chemical force of rays of light.
- English Word Actinoid Definition Having the form of rays; radiated, as an actinia.
- English Word Actinolite Definition A bright green variety of amphibole occurring usually in fibrous or columnar masses.
- English Word Actinolitic Definition Of the nature of, or containing, actinolite.
- English Word Actinology Definition The science which treats of rays of light, especially of the actinic or chemical rays.
- English Word Actinomere Definition One of the radial segments composing the body of one of the Coelenterata.
- English Word Actinometer Definition An instrument for measuring the direct heating power of the sun's rays.
- English Word Actinometer Definition An instrument for measuring the actinic effect of rays of light.
- English Word Actinometric Definition Pertaining to the measurement of the intensity of the solar rays, either (a) heating, or (b) actinic.
- English Word Actinometry Definition The measurement of the force of solar radiation.
- English Word Actinometry Definition The measurement of the chemical or actinic energy of light.
- English Word Actinophorous Definition Having straight projecting spines.
- English Word Actinosome Definition The entire body of a coelenterate.
- English Word Actinost Definition One of the bones at the base of a paired fin of a fish.
- English Word Actinostome Definition The mouth or anterior opening of a coelenterate animal.
- English Word Actinotrocha Definition A peculiar larval form of Phoronis, a genus of marine worms, having a circle of ciliated tentacles.
- English Word Actinozoa Definition A group of Coelenterata, comprising the Anthozoa and Ctenophora. The sea anemone, or actinia, is a familiar example.
- English Word Actinozoal Definition Of or pertaining to the Actinozoa.
- English Word Actinozoon Definition One of the Actinozoa.
- English Word Actinula Definition A kind of embryo of certain hydroids (Tubularia), having a stellate form.
- English Word Action Definition A process or condition of acting or moving, as opposed to rest; the doing of something; exertion of power or force, as when one body acts on another; the effect of power exerted on one body by another; agency; activity; operation; as, the action of heat; a man of action.
- English Word Action Definition An act; a thing done; a deed; an enterprise. (pl.): Habitual deeds; hence, conduct; behavior; demeanor.
- English Word Action Definition The event or connected series of events, either real or imaginary, forming the subject of a play, poem, or other composition; the unfolding of the drama of events.
- English Word Action Definition Movement; as, the horse has a spirited action.
- English Word Action Definition Effective motion; also, mechanism; as, the breech action of a gun.