pīˈperəˌtōn, pə̇ˈp- noun
( -s )
Etymology: International Scientific Vocabulary piperit- (from New Latin piperita — specific epithet of Eucalyptus piperita — , from Latin piper pepper + -ita, feminine of -itus -ite) + -one — more at pepper
: a liquid unsaturated cyclic ketone C 10 H 16 O of camphoraceous odor found in various essential oils and used chiefly in making menthol and thymol; 1- p -menthen-3-one