1. Physical or mental strength, energy, or force. 2. The capacity for natural growth and survival, as of plants or animals. 3. Strong feeling; enthusiasm or intensity. 4. Legal effectiveness or validity.
ETYMOLOGY:
Middle English, from Old French, from Latin, from vigre, to be lively. See weg- in Appendix I.
SYNONYMS:
vigor, dash1, punch2, verve, vim, vitality These nouns denote a quality of spirited force or energy: intellectual vigor; played the piano with dash; an editorial with real punch; painted with verve; arguing with his usual vim; a decreased mental vitality.