Webster’s Revised Unabridged Dictionary · 1913
Hidrosis
Hi·dro′sis, n. [Written also, but incorrectly, idrosis.] [NL., fr. Gr. ? to sweat, ? sweat.] 1. (Physiol.) Excretion of sweat; perspiration.
2. (Med.) Excessive perspiration; also, any skin disease characterized by abnormal perspiration.