Definition of ammonite
:any of a subclass (Ammonoidea) of extinct cephalopods especially abundant in the Mesozoic age that had flat spiral shells with the interior divided by septa into chambers
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Recent Examples of ammonite from the Web
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But as the shell was pulled along by the current the impression widened, till 18 ridges become visible before the ammonite plopped over.
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Tsujita and Westermann also cataloged the positive evidence that mosasaurs bit ammonites.
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This wasn’t to say that mosasaurs never ate ammonites, though.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ammonite.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of ammonite
New Latin ammonites, from Latin cornu Ammonis, literally, horn of Ammon
Recent Examples of ammonite from the Web
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But as the shell was pulled along by the current the impression widened, till 18 ridges become visible before the ammonite plopped over.
-
Tsujita and Westermann also cataloged the positive evidence that mosasaurs bit ammonites.
-
This wasn’t to say that mosasaurs never ate ammonites, though.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'Ammonite.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Illustration of ammonite
Origin and Etymology of ammonite
Late Latin Ammonites, from Hebrew ʽAmmōn Ammon (son of Lot), descendant of Ammon
Learn More about ammonite
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Britannica.com: Encyclopedia article about ammonite
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