What is the meaning of ammonoid?

noun

  • One of the coiled chambered fossil shells of extinct mollusks.
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). ammonoid. Retrieved September 20, 2026, from http://smartdefine.org/ammonoid/definitions/1256268
ChicagoWordNet. 2010. "ammonoid" http://smartdefine.org/ammonoid/definitions/1256268 (accessed September 20, 2026).
HarvardWordNet 2010, ammonoid, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/ammonoid/definitions/1256268>.
MLAWordNet. "ammonoid" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/ammonoid/definitions/1256268>