# rhopalium

> English word · Noun

## Definitions
1. One of the small sensory tentacular structures of various jellyfish species.

## Etymology
From New Latin rhopalium, from Ancient Greek ῥοπαλιον (rhopalion), diminutive of ῥόπαλον (rhópalon, “club”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/rhopalium