Go to MSN Homeencarta®
Dictionary
Find
in
Dictionary
Thesaurus
Translations
ABCDEFGHIJKLMNOPQRSTUVWXYZ
Click to move up the list of words
ammonia
ammonia water
ammoniac
ammoniacal
ammoniate
ammonification
ammonify
Ammonite
ammonite (1)
ammonite (2)
ammonium
ammonium bicarbonate
ammonium carbonate
ammonium chloride
ammonium hydroxide
ammonium nitrate
ammonium sulfate
Click to move down the list of words
Also available:

World English Dictionary
Dictionnaire Français

ammonite (1)
am·mo·nite [ ámmə nt ] (plural am·mo·nites)


noun 
Definition:
 
1. extinct sea animal: an extinct invertebrate ocean animal with a flat partitioned spiral shell, belonging to the ammonoids
2. ammonite fossil: the fossilized shell of an ammonite
[Mid-18th century. < modern Latin ammonites< medieval Latin cornu Ammonis "horn of Ammon"]

am·mo·nit·ic [ àmmə níttik ] adjective
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
Advertisement
© 2009 Microsoft