Definition of nummulite in English:


Line breaks: num¦mu|lite
Pronunciation: /ˈnʌmjʊlʌɪt


  • The flat disc-shaped calcareous shell of a foraminiferan, found commonly as a fossil up to 8 cm across in marine Tertiary deposits.
    • Family Nummulitidae, order Foraminiferida: several genera, including Nummulites
    More example sentences
    • The occurrence higher in the succession of nummulites and neritic fossils indicates overall shallowing upwards.
    • They found that the Eocene nummulites lived in nutrient-rich environments during a warm climatic phase.
    • In the seas, the calcareous nannofossils were still in evidence but in shallow waters the benthonic nummulite and other larger foraminifera became very abundant.


early 19th century: from Latin nummulus (diminutive of nummus 'coin') + -ite1.

More definitions of nummulite

Definition of nummulite in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day skosh
Pronunciation: skəʊʃ
a small amount; a little