Search Result for "rootlet": 
Wordnet 3.0

NOUN (1)

1. small root or division of a root; 



The Collaborative International Dictionary of English v.0.48:

Rootlet \Root"let\, n.
   A radicle; a little root.
   [1913 Webster]


WordNet (r) 3.0 (2006):

rootlet
    n 1: small root or division of a root