ˈpirəˌsēn, ˈpīr- noun
( -s )
Etymology: International Scientific Vocabulary pyr- + ace- + -ene
: a tetracyclic parent hydrocarbon C 16 H 12 regarded as derived from acenaphthene
ˈpirəˌsēn, ˈpīr- noun
( -s )
Etymology: International Scientific Vocabulary pyr- + ace- + -ene
: a tetracyclic parent hydrocarbon C 16 H 12 regarded as derived from acenaphthene
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012