This shows grade level based on the word's complexity.
ammonite
1[ am-uh-nahyt ]
/ ˈæm əˌnaɪt /
Save This Word!
This shows grade level based on the word's complexity.
noun
the coiled, chambered fossil shell of an ammonoid.
QUIZ
WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?
Smoothly step over to these common grammar mistakes that trip many people up. Good luck!
Question 1 of 7
Fill in the blank: I can’t figure out _____ gave me this gift.
Origin of ammonite
1OTHER WORDS FROM ammonite
am·mo·nit·ic [am-uh-nit-ik], /ˌæm əˈnɪt ɪk/, adjectiveam·mon·i·toid [uh-mon-i-toid], /əˈmɒn ɪˌtɔɪd/, adjectiveWords nearby ammonite
Other definitions for ammonite (2 of 3)
ammonite2
[ am-uh-nahyt ]
/ ˈæm əˌnaɪt /
noun
a nitrogenous mixture consisting chiefly of dried animal fats, usually obtained from livestock carcasses, and used as a fertilizer.
Origin of ammonite
2First recorded in 1600–10; ammo(nium) + nit(rat)e
Other definitions for ammonite (3 of 3)
Ammonite
[ am-uh-nahyt ]
/ ˈæm əˌnaɪt /
noun
an inhabitant of Ammon.
adjective
of or relating to the Ammonites.
OTHER WORDS FROM Ammonite
Am·mon·it·ish, adjectivepre-Am·mon·ite, adjective, nounDictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use ammonite in a sentence
British Dictionary definitions for ammonite (1 of 2)
ammonite1
/ (ˈæməˌnaɪt) /
noun
any extinct marine cephalopod mollusc of the order Ammonoidea, which were common in Mesozoic times and generally had a coiled partitioned shell. Their closest modern relative is the pearly nautilus
the shell of any of these animals, commonly occurring as a fossil
Derived forms of ammonite
ammonitic (ˌæməˈnɪtɪk), adjectiveWord Origin for ammonite
C18: from New Latin Ammōnītēs, from Medieval Latin cornū Ammōnis, literally: horn of Ammon
British Dictionary definitions for ammonite (2 of 2)
ammonite2
/ (ˈæməˌnaɪt) /
noun
an explosive consisting mainly of ammonium nitrate with smaller amounts of other substances, such as TNT
a nitrogenous fertilizer made from animal wastes
Word Origin for ammonite
C20: from ammo (nium) + ni (tra) te
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for ammonite
ammonite
[ ăm′ə-nīt′ ]
Any of the ammonoids belonging to the order Ammonitida and living during the Jurassic and the Cretaceous Periods. Ammonites had a thick, very ornamental chambered shell with highly defined, wavy sutures between the chambers.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.