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The habit of bending from the sunlight; -- said of certain plants.

Loss of the power of speaking, while retaining the power of writing; -- a disorder of cerebral origin.

Of or pertaining to the family Aphidæ. -- n.

Pertaining to aphorisms, or having the form of an aphorism.

Pertaining to Aphrodite or Venus. "Aphrodisian dames" [that is, courtesans]. C. Reade.

Pertaining to, or caused by, aphthæ; characterized by aphtæ; as, aphthous ulcers; aphthous fever.

Destitute of leaves, as the broom rape, certain euphorbiaceous plants, etc.

oint or focus from which rays diverging pass the lens without spherical aberration. In certain forms of lenses there are two such foci; and it is by taking advantage of this fact that the best aplanatic object glasses of microscopes are constructed.

A nonmotile gamete, found in certain lower algæ.

Of or pertaining to a revelation, or, specifically, to the Revelation of St. John; containing, or of the nature of, a prophetic revelation. Apocolyptic number, the number 666, mentioned in Rev. xiii. 18. It has been variously interpreted.

s of three or more colors are brought to the same focus, the degree of achromatism thus obtained being more complete than where two rays only are thus focused, as in the ordinary achromatic objective. --Ap`o*chro"ma*tism (#), n.

Specif.: Certain writings which are received by some Christians as an authentic part of the Holy Scriptures, but are rejected by others.

Pertaining to the Apocrypha.

A bitter principle obtained from the dogbane (Apocynum cannabinum).

One of certain animals that have no feet or footlike organs; esp. one of certain fabulous birds which were said to have no feet.

Of or pertaining to a portion of the horn of the hyoid bone.

Having no radiating processes; -- applied particularly to certain nerve cells.

An effervescing alkaline mineral water used as a table beverage. It is obtained from a spring in Apollinarisburg, near Bonn.

Of, pertaining to, or resembling, Apollo.

g provided as a substitute; a makeshift. He goes to work devising apologies for window curtains. Dickens.