[ 'pɛnteɪn ]
■ noun Chemistry a volatile liquid hydrocarbon of the alkane series, present in petroleum spirit. [C 5 H 12 .]
Origin
C19: from Gk pente 'five' (denoting five carbon atoms) + -ane 2 .
[ 'pɛnteɪn ]
■ noun Chemistry a volatile liquid hydrocarbon of the alkane series, present in petroleum spirit. [C 5 H 12 .]
Origin
C19: from Gk pente 'five' (denoting five carbon atoms) + -ane 2 .
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004