Search Details
Word: quaternary
(lookup usage)
(lookup stats)
Meaning:
Adjective:
- Of a mathematical expression containing e.g. x4.
- Of fourth rank or order.
Source: Wiktionary
| Src Info »
Proper noun:
- geology The geological period of the Cenozoic Era immediately following the Tertiary. It is subdivided into the Pleistocene and the Holocene Epochs.
Source: Wiktionary
| Src Info »