We found 6 dictionaries that define the word argillaceous rock:

General (6 matching dictionaries)

1. argillaceous rock: Vocabulary.com
2. argillaceous rock: Dictionary.com
3. argillaceous rock: Rhymezone
4. argillaceous rock: FreeDictionary.org
5. argillaceous rock: Mnemonic Dictionary
6. argillaceous rock: TheFreeDictionary.com

(Note: See argillaceous_rocks as well.)

Definitions from WordNet (argillaceous rock) ▸ noun:  a sedimentary rock formed from clay deposits Opposite: non-clay, non-argillaceous, siliceous, calcareous, igneous ▸ Words similar to argillaceous rock ▸ Usage examples for argillaceous rock ▸ Idioms related to argillaceous rock ▸ Wikipedia articles (New!) ▸ Words that often appear near argillaceous rock ▸ Rhymes of argillaceous rock ▸ Invented words related to argillaceous rock