perturbative (comparative more perturbative, superlative most perturbative)
Of, pertaining to, or causing perturbation
Source: Wiktionary
Per"tur*ba*tive, a.
Definition: Tending to cause perturbation; disturbing. Sir J. Herschel.
Source: Webster’s Unabridged Dictionary 1913 Edition
12 December 2024
(noun) contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse
Decaffeinated coffee is not caffeine-free. Studies from the National Institute of Health (US) have shown that virtually all decaf coffee types contain caffeine. A 236-ml (8-oz) cup of decaf coffee contains up to 7 mg of caffeine, whereas a regular cup provided 70-140 mg.
