vig⋅or [vig-er]
–noun
1. active strength or force. 2. healthy physical or mental energy or power; vitality. 3. energetic activity; energy; intensity: The economic recovery has given the country a new vigor. 4. force of healthy growth in any living matter or organism, as a plant. 5. active or effective force, esp. legal validity.
Also, especially British, vigour.
Word Origin & History
c.1300, from Anglo-Fr. vigour, O.Fr. vigor, from L. vigorem (nom. vigor) “liveliness, activity, force,” from vigere “be lively, flourish, thrive,” from PIE *wog-/*weg- “be lively or active”
