Standard Lemma guide

decahydroisoquinoline

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • UK: /dɛkəhaɪdɹəʊaɪsəʊˈkwɪnəliːn/

1

noun

Meaning 1

The saturated, bicyclic heterocycle, related to isoquinoline, composed of a cyclohexane ring fused to that of piperidine

Definition source: English Wiktionary via Wiktextract

Topics: chemistry, natural-sciences, organic-chemistry, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *déḱm̥ Proto-Hellenic *dékə Ancient Greek δέκᾰ (dékă) Ancient Greek -ᾰ́ς (-ắs) Ancient Greek δεκάς (dekás)der. Late Latin decasder. French déca-bor. English deca- Proto-Indo-European *wed- Proto-Indo-European *-r̥ Proto-Indo-European *wódr̥ Proto-Hellenic *údōr Ancient Greek ῡ̆̔́δωρ (hū̆́dōr) Ancient Greek ῠ̔δρο- (hŭdro-)der. English hydro- Ancient Greek ῐ̓́σος (ĭ́sos)lbor. English iso- English quinine English -oline English quinoline English isoquinoline English decahydroisoquinoline From deca- + hydro- + isoquinoline.