'Regrow' definitions:

Definition of 'regrow'

From: WordNet
verb
Grow anew or continue growth after an injury or interruption; "parts of the trunk of this tree can regrow"; "some invertebrates can regrow limbs or their tail after they lost it due to an injury"

Definition of 'Regrow'

From: GCIDE
  • Regrow \Re*grow"\ (r?*gr?"), v. i. & t. To grow again. [1913 Webster]
  • The snail had power to regrow them all [horns, tongue, etc.] --A. B. Buckley. [1913 Webster]