pentacyclic

Questions

What does pentacyclic mean?

Having five rings, especially five fused rings as in many triterpenoids.

Where does pentacyclic come from?

Etymology tree Proto-Indo-European *pénkʷe Proto-Hellenic *pénkʷe Ancient Greek πέντε (pénte) Ancient Greek πεντᾰ- (pentă-)lbor. English penta- 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 pentacyclic From penta- + cyclic.

How to pronounce pentacyclic

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