heteracanth

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Adjective

1. {{lb|en|botany}} Having [[spine]]s of different sizes.
2. {{lb|en|zoology}} Having the [[spine]]s of the [[dorsal]] [[fin]] [[asymmetrical]], or thickened [[alternate]]ly on the right and left sides.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.