Pronunciation: ' t ī -m ə - ˌ l ō l, - ˌ lo ̇ l
Function: noun
Etymology: tim- (of unknown origin) + -olol (as in propranolol )
Date: 1973
: a beta-blocker C 13 H 24 N 4 O 3 S used in the form of its maleate salt to treat glaucoma and hypertension and to reduce the risk of second heart attacks