ALGONKIAN • DICTIONARY ONE.COM • Definition of Algonkian

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adjective

Algonkian adj.

Var. of Algonquian.

(Geol.) Pertaining to or designating a period or era recognized by the United States Geological Survey and some other authorities, between the Archaean 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.

noun

Algonkian n. The Algonkian period or era, or system or group of systems.

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Etymology of 'Algonkian'

Collaborative International Dictionary of English 0.48

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"Algonkian" Quotes from Famous Books

... of the Ojibwa Indians,[1] bases his belief upon traditional evidence that the Ojibwa first had knowledge of the whites in 1612. Early in the seventeenth century the French missionaries met with various tribes of the Algonkian linguistic stock, as well as with bands or subtribes of the Ojibwa Indians. One of the latter, inhabiting the vicinity of Sault Ste. Marie, is frequently mentioned in the Jesuit Relations as the Saulteurs. This term was applied to all those people ...

— The Mide'wiwin or "Grand Medicine Society" of the Ojibwa • Walter James Hoffman

... contained in minerals of various ages, taken in conjunction with the amount of uranium or parent substance present, afforded ages rising to 1,640 millions of years for archaean and 1,200 millions for Algonkian time. Becker, applying the same method, obtained results rising to quite incredible periods: from 1,671 to 11,470 millions of years. Becker maintained that original lead rendered the determinations indefinite. The more recent results of Mr. A. Holmes support the conclusion that "original" ...

— The Birth-Time of the World and Other Scientific Essays • J. (John) Joly