Dictionary
te•na•cious
Pronunciation: (tu-nā'shus), [key]—
adj.
1. holding fast; characterized by keeping a firm hold (often fol. by
of):
a tenacious grip on my arm; tenacious of old habits.
2. highly retentive:
a tenacious memory.
3. pertinacious, persistent, stubborn, or obstinate.
4. adhesive or sticky; viscous or glutinous.
5. holding together; cohesive; not easily pulled asunder; tough.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.