ekˈskres ə n(t)s, ik- noun
( -s )
Etymology: Middle English, from Middle French excressance, from Latin excrescentia, plural, from neuter plural of excrescent-, excrescens, present participle of excrescere to grow out, from ex- ex- (I) + crescere to grow, increase — more at crescent
1.
a. : a growing out especially to an abnormal extent : abnormal or excessive increase
b. archaic : excess , superfluity
2. : an outgrowth or enlargement: as
a. : a natural and normal appendage or development
hair is an excrescence from the scalp
several small glandular excrescences
b. : an abnormal outgrowth
warty excrescences
3. : excrescency 3