Word.ws English Dictionary

rhopaloid

rhopaloid adjective: having a shaft or tentacle with an uneven diameter.

Adjective

rhopaloid (comparative more rhopaloid, superlative most rhopaloid)

  1. Having a shaft or tentacle with an uneven diameter.
    • Moreover, septa of Amplexocarinia are not rhopaloid , nor are they long in early stages comparable to early stages of Bradyphyllum .1961, W. H. Easton, Carboniferous Formations and Faunas of Central Montana, page 30
    • The septa in the cardinal quadrants are thickened and rhopaloid .2002, Palaeontologia Polonica - Issue 61, page 21

Noun

rhopaloid (plural rhopaloids)

  1. A rhopaloid shaft or tentacle.
    • The principal tentacular nematocysts are homotrichous microbasic rhopaloids, the capsule averaging 25–26μ long by 15–18μ across.1967, Australian Journal of Zoology, page 664
    • Stenoteles and euryteles are both rhopaloids, nematocysts characterized by an anisodiametrically dilated shaft.1984, Zoologische Mededeelingen, page 41

Examples of rhopaloid in a sentence

  • A new category of heterotrichous microbasic rhopaloid nematocysts was identified in the scyphopolyps.2013, Andrew D. Naumov, Herman Hummel, Alexey A. Sukhotin, Interactions and Adaptation Strategies of Marine Organisms, page 9:
  • The tentacles, either singly or fused, become the four rhopaloids.2020, Fatma El-Bawab, Invertebrate Embryology and Reproduction, page 241:

Forms of rhopaloid

Adjective
comparativemore rhopaloid
superlativemost rhopaloid
Noun
pluralrhopaloids

Words formed from rhopaloid

Questions about rhopaloid

What does rhopaloid mean?
Rhopaloid means having a shaft or tentacle with an uneven diameter.
How do you use rhopaloid in a sentence?
A new category of heterotrichous microbasic rhopaloid nematocysts was identified in the scyphopolyps.
What part of speech is rhopaloid?
Rhopaloid can be an adjective or a noun.

Words near rhopaloid in the dictionary

  1. rhopalism
  2. rhopalium
  3. rhopaloceral
  4. rhopalocercous
  5. rhopalocerous
  6. rhopaloid
  7. rhopaloids
  8. rhopaloneme
  9. rhopalonemes
  10. rhopalosiphine
  11. rhopalosiphines

Source and license

Adapted from Wiktionary: rhopaloid (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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