ammonite

/หˆรฆmษ™naษชt/

IPA: /AE1 M AH0 N AY0 T/

noun
  1. 1

    Any of an extinct group of cephalopods of the subclass Ammonoidea; a fossil shell of such an animal.

noun
  1. 1

    An explosive prepared from a mixture of TNT and ammonium nitrate; a form of amatol, popular in Eastern Europe and China.

Source: https://en.wiktionary.org/wiki/ammonite