Pronunciation: (sOO"pur-sen'si-tiv), [key]
1. extremely or excessively sensitive; hypersensitive: a supersensitive smoke detector.
2. Elect.of or pertaining to relays that operate on very small currents, below about 250 microamperes.
3. hypersensitive (def. 2).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.