heterocyclic en · ADJ
Pronunciation
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Etymology
Etymology tree Proto-Indo-European *sem- Proto-Indo-European *sḿ̥teros Proto-Hellenic *hə́teros Ancient Greek ἕτερος (héteros)lbor. English hetero- Proto-Indo-European *kʷelh₁-redup. Proto-Indo-European *-os Proto-Indo-European *kʷékʷlos Proto-Hellenic *kʷókʷlos Proto-Hellenic *kúklos Ancient Greek κύκλος (kúklos) Proto-Indo-European *-kos Proto-Hellenic *-kos Ancient Greek -κός (-kós) Ancient Greek -ικός (-ikós) Ancient Greek κυκλῐκός (kuklĭkós)bor. Classical Latin cyclicuslbor. Middle French cyclique French cycliquebor. ▲ Classical Latin cyclicusbor. English cyclic English heterocyclic From hetero- + cyclic.
Meanings
- (not-comparable, of a cyclic compound) Having atoms of two or more different elements in at least one of its rings.
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(not-comparable, of a cyclic compound) Having one or more atoms other than carbon in at least one of its rings.
Other highly effective heterocyclic substituents were pyrazinyl and quinoxalyl.
1951, Apollonia Frances Olson, Helen G. Tibbitts, A Study of Head Nurse Activities in a General Hospital, 1950, page 163:
Deriveds
non-heterocyclic · nitroheterocyclic · polyheterocyclic · heterocyclically · nonheterocyclic
Relateds
Synonyms
heterocyclical · carboheterocyclic
Translations (13)
es heterocíclico (of cyclic compounds: containing one or more atoms other than carbon) · it eterociclico (of cyclic compounds: containing one or more atoms other than carbon) · tl damsalkupin (of cyclic compounds: containing one or more atoms other than carbon) · cmn 雜環的 /杂环的 (of cyclic compounds: containing one or more atoms other than carbon) · ca heterocíclic (of cyclic compounds: containing one or more atoms other than carbon) · cs heterocyklický (of cyclic compounds: containing one or more atoms other than carbon) · gl heterocíclico (of cyclic compounds: containing one or more atoms other than carbon) · de heterozyklisch (of cyclic compounds: containing one or more atoms other than carbon) · ga heitreafháinneach (of cyclic compounds: containing one or more atoms other than carbon) · ko 이종환식 (of cyclic compounds: containing one or more atoms other than carbon) · pt heterocíclico (of cyclic compounds: containing one or more atoms other than carbon) · kk гетероциклді (of cyclic compounds: containing one or more atoms other than carbon) · ja 複素環式 (of cyclic compounds: containing one or more atoms other than carbon)