Share this entry

Share this page


Syllabification: ar·gil·la·ceous
Pronunciation: /ˌärjəˈlāSHəs

Definition of argillaceous in English:


(Of rocks or sediment) consisting of or containing clay.
Example sentences
  • It is predominantly found in the marl areas but also, more rarely, in fine-grained argillaceous limestones.
  • The 284 m section is composed of calcareous shales, argillaceous limestone, and limestone.
  • They were found as scattered individuals in the argillaceous limestones.


late 17th century: from Latin argillaceus (from argilla 'clay') + -ous.

Definition of argillaceous in:

Share this entry

Share this page


What do you find interesting about this word or phrase?

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day ingratiate
Pronunciation: ɪnˈɡreɪʃɪeɪt
bring oneself into favour with someone through flattery…