Etymology: (suffix, strength, en, ss=3)
- (transitive) To make strong or stronger; to add strength to; to increase the strenght of; as, to strengthen a limb, a bridge, an army; to strengthen an obligation; to strengthen authority; to fortify; to reinforce.
- (transitive) To animate; to give moral strength; to encourage; to fix in resolution; to hearten.
- (transitive) To augment; to improve; to intensify.
- (intransitive) To grow strong or stronger.
Supplemental Details:Sponsor an extended definition for strengthen for as little as $10 per month. Click here to contact us.
Full Definition of strengthen