Active strength or force of body in animals; physical force./ . The vigor of this arm was never vain.

Strength of mind; intellectual force; energy. We say, a man possesses vigor of mind or intellect.

Strength or force in vegetable motion; as, a plant grows with vigor.

Strength; energy; efficacy. In the fruitful earth his beams, unactive else, their vigor find.

To invigorate.