keyhole urchins
keyhole urchins is the plural of keyhole urchin.
Meaning of keyhole urchin
Noun
keyhole urchin (plural keyhole urchins)
- Any of numerous clypeastroid sea urchins (sand dollars) of the genus Melitta
- Synonyms:
- keyhole sand dollar
- Any of various notched sand dollars of genera Rotula and Encope.
Questions about keyhole urchins
- What is keyhole urchins the plural of?
- Keyhole urchins is the plural of keyhole urchin.
Words near keyhole urchins in the dictionary
Source and license
Adapted from Wiktionary: keyhole urchins (page history and authors); keyhole urchin (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.
Last updated:
Cite this entry: “keyhole urchins.” Word.ws, https://word.ws/keyhole_urchins. Based on Wiktionary, CC BY-SA 4.0.
