Main Entry: vig·or

Pronunciation: \ˈvi-gər\

Function: noun

Etymology: Middle English vigour, from Anglo-French, from Latin vigor, from vigēre to be vigorous

Date: 14th century

1 : active bodily or mental strength or force
2 : active healthy well-balanced growth especially of plants
3 : intensity of action or effect : force
4 : effective legal status