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nfluence of another; not prompted or persuaded by another; done of his or its own accord; spontaneous; acting of one's self, or of itself; free. Our voluntary service he requires. Milton. She fell to lust a voluntary prey. Pope.

of Albatross. -- Wandering cell (Physiol.), an animal cell which possesses the power of spontaneous movement, as one of the white corpuscles of the blood. -- Wandering Jew (Bot.), any one of several creeping species of Tradescantia, which have alternate, pointed leaves, and a soft, herbaceous stem which roots freely…

Spontaneous; self-moved. [R.] No spouts of blood run willing from a tree. Dryden.

n, the mouth, fauces, etc., being wide open. One person yawning in company will produce a spontaneous yawn in all present. N. Chipman.

a colorless, transparent, poisonous liquid, composed of zinc and ethyl, which takes fire spontaneously on exposure to the atmosphere. -- Zinc green, a green pigment consisting of zinc and cobalt oxides; -- called also Rinmann's green. -- Zinc methyl (Chem.), a colorless mobile liquid Zn(CH3)2, produced by the action…