from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Geology Late Proterozoic.
- n. Variant of Algonquian.
from the GNU version of the Collaborative International Dictionary of English
- adj. Var. of Algonquian.
- adj. Pertaining to or designating a period or era recognized by the United States Geological Survey and some other authorities, between the Archæan and the Paleozoic, from both of which it is generally separated in the record by unconformities. Algonkian rocks are both sedimentary and igneous. Although fossils are rare, life certainly existed in this period.
from The Century Dictionary and Cyclopedia
- Same as Algonkin.
- Specifically, in geology, applied to the Precambrian rocks which are either themselves sedimentary or, if igneous, are later than known sediments.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the Algonquian language spoken by the Algonkian
- n. a member of a North American Indian people in the Ottawa river valley of Ontario and Quebec
- adj. of or relating to an Algonquian tribe or its people or language
After the Algonkin Indians; see Algonquin.(American Heritage® Dictionary of the English Language, Fourth Edition)