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Any organ inclosing the essential organs of a flower; a perianth.

A genus of lowly organized arthropods, found in South Africa, Australia, and tropical America. It constitutes the order Malacopoda.

An organ in certain fungi and lichens, surrounding and enveloping the masses of fructification. Henslow.

The metamorphosis of various floral organs, usually stamens, into petals.

A formal written request addressed to an official person, or to an organized body, having power to grant it; specifically (Law), a supplication to government, in either of its branches, for the granting of a particular grace or right; -- in distinction from a memorial, which calls certain facts to mind; also, the writt…

The process of petrifying, or changing into stone; conversion of any organic matter (animal or vegetable) into stone, or a substance of stony hardness.

Having the quality of converting organic matter into stone; petrifying.

To become stone, or of a stony hardness, as organic matter by calcareous deposits.

In typhoid fever they become the seat of ulcers which are regarded as the characteristic organic lesion of that disease.

The class of flowering plants including all which have true flowers with distinct floral organs; phanerogamia.

Having true flowers with with distinct floral organs; flowering.

An association or community organized on the plan of Fourier. See Fourierism.

The penis or clitoris, or the embryonic or primitive organ from which either may be derived.

r pinkish crystalline substance, C6H5OH, produced by the destructive distillation of many organic bodies, as wood, coal, etc., and obtained from the heavy oil from coal tar.

Any one of certain class of organic bases regarded as formed from ammonia by the substitution of phenyl for hydrogen.

An international, interdenominational organization of Bible classes of young women.

An inflammation; more particularly, an inflammation of the internal organs. Phlegmasia dolens ( Etym: [NL.], milk leg.

Pertaining to, or derived from, or designating, an organic acid obtained by the decomposition of phloretin.

A description of the laws of the human voice, or sounds uttered by the organs of speech.

The relation of light to the movements of plants and their organs; the study of the phenomena of curvatures induced by the stimulus of light. --Pho`to*dy*nam"ic (#), Pho`to*dy*nam"ic*al (#), a.