Link Centre Dictionary

ammonoid

am·mo·noid

uncommon

noun

1.

one of the coiled chambered fossil shells of extinct mollusks

Synonyms

Origin

From the scientific name Ammonoidea, equivalent to Ammon + -oid.

Related words

Broader terms

WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.