n. [ L. vis, viris, force. ] (Physics) A certain function relating to a system of forces and their points of application, -- first used by Clausius in the investigation of problems in molecular physics. [ 1913 Webster ]

a. [ L. viridis green. See Verdant. ] Green. [ Obs. ] [ 1913 Webster ]

The virid marjoram
Her sparkling beauty did but see. Crompton. [ 1913 Webster ]

n. Quality or state of being viridescent. [ 1913 Webster ]

a. [ L. viridescens, p. pr. of viridescere to grow green. ] Slightly green; greenish. [ 1913 Webster ]

n. [ L. viridis green. ] (Chem.) A greenish, oily, nitrogenous hydrocarbon, C12H19N7, obtained from coal tar, and probably consisting of a mixture of several metameric compounds which are higher derivatives of the base pyridine. [ 1913 Webster ]

n. [ L. viridis green. ] (Min.) A greenish chloritic mineral common in certain igneous rocks, as diabase, as a result of alternation. [ 1913 Webster ]

n. [ L. viriditas, fr. viridis green: cf. F. viridité. See Verdant. ] 1. Greenness; verdure; the color of grass and foliage. [ 1913 Webster ]

2. Freshness; soundness. [ Obs. ] Evelyn. [ 1913 Webster ]

n. Viridity; greenness. [ 1913 Webster ]

a. [ L. virilis, fr. vir a man; akin to AS. wer: cf. F. viril. See Werewolf, World, and cf. Decemvir, Virago, Virtue. ] Having the nature, properties, or qualities, of an adult man; characteristic of developed manhood; hence, masterful; forceful; specifically, capable of begetting; -- opposed to womanly, feminine, and puerile; as, virile age, virile power, virile organs. [ 1913 Webster ]

[ 1913 Webster ]

n. [ L. virilitas: cf. F. virilité. ] The quality or state of being virile; developed manhood; manliness; specif., the power of procreation; as, exhaustion. “Virility of visage.” Holland. [ 1913 Webster ]