noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any of very many isomeric alkanes having the formula C₁₈H₃₈, but especially n-octadecane CH₃(CH₂)₁₆CH₃.

Etymology

From octadec- + -ane.

Editorial Guides For "octadecane"

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.