1. Possessing vigor; full of physical or mental strength or active force; strong; lusty; robust; as, a vigorous youth; a vigorous plant.
Famed for his valor, young,
At sea successful, vigorous and strong. --Waller.
2. Exhibiting strength, either of body or mind; powerful; strong; forcible; energetic; as, vigorous exertions; a vigorous prosecution of a war.
The beginnings of confederacies have been always vigorous and successful. --Davenant.
-- Vig*or*ous*ly, adv. -- Vig*or*ous*ness, n.
adj 1: characterized by forceful and energetic action or activity;
"a vigorous hiker"; "gave her skirt a vigorous shake";
"a vigorous campaign"; "a vigorous foreign policy";
"vigorous opposition to the war"
2: strong and active physically or mentally; "a vigorous old
man who spent half of his day on horseback"- W.H.Hudson