Definition of epoch

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Epoch (n.) An arbitrary fixed date, for which the elements used in computing the place of a planet, or other heavenly body, at any other date, are given; as, the epoch of Mars; lunar elements for the epoch March 1st, 1860..

Lern More About Epoch

Epoch :: Epoch (n.) A division of time characterized by the prevalence of similar conditions of the earth; commonly a minor division or part of a period.
Incunabulum :: Incunabulum (n.) A work of art or of human industry, of an early epoch; especially, a book printed before a. d. 1500..
Diluvial :: Diluvial (a.) Effected or produced by a flood or deluge of water; -- said of coarse and imperfectly stratified deposits along ancient or existing water courses. Similar unstratified deposits were formed by the agency of ice. The time of deposition has been called the Diluvian epoch.
Carving :: Carving (n.) The whole body of decorative sculpture of any kind or epoch, or in any material; as, the Italian carving of the 15th century..
Hamilton Period :: Hamilton period () A subdivision of the Devonian system of America; -- so named from Hamilton, Madison Co., New York. It includes the Marcellus, Hamilton, and Genesee epochs or groups. See the Chart of Geology..
Chemung Period :: Chemung period () A subdivision in the upper part of the Devonian system in America, so named from the Chemung River, along which the rocks are well developed. It includes the Portage and Chemung groups or epochs. See the Diagram under Geology..
Epoch :: Epoch (n.) A fixed point of time, established in history by the occurrence of some grand or remarkable event; a point of time marked by an event of great subsequent influence; as, the epoch of the creation; the birth of Christ was the epoch which gave rise to the Christian era..
Pleistocene :: Pleistocene (n.) The Pleistocene epoch, or deposits..
Epoch :: Epoch (n.) An arbitrary fixed date, for which the elements used in computing the place of a planet, or other heavenly body, at any other date, are given; as, the epoch of Mars; lunar elements for the epoch March 1st, 1860..
Date :: Date (n.) The point of time at which a transaction or event takes place, or is appointed to take place; a given point of time; epoch; as, the date of a battle..
Genesee Epoch :: Genesee epoch () The closing subdivision of the Hamilton period in the American Devonian system; -- so called because the formations of this period crop out in Genesee, New York..
Surcrew :: Surcoat (n.) A name given to the outer garment of either sex at different epochs of the Middle Ages.
Archaeology :: Archaeology (n.) The science or study of antiquities, esp. prehistoric antiquities, such as the remains of buildings or monuments of an early epoch, inscriptions, implements, and other relics, written manuscripts, etc..
Fauna :: Fauna (n.) The animals of any given area or epoch; as, the fauna of America; fossil fauna; recent fauna..
Medina Epoch :: Medina epoch () A subdivision of the Niagara period in the American upper Silurian, characterized by the formations known as the Oneida conglomerate, and the Medina sandstone. See the Chart of Geology..
Chronogram :: Chronogram (n.) An inscription in which certain numeral letters, made to appear specially conspicuous, on being added together, express a particular date or epoch, as in the motto of a medal struck by Gustavus Adolphus in 1632: ChrIstVs DVX; ergo trIVMphVs.- the capitals of which give, when added as numerals, the sum 1632..
Epoch :: Epoch (n.) The date at which a planet or comet has a longitude or position.
Renaissance :: Renaissance (n.) The style of art which prevailed at this epoch.
Chazy Epoch :: Chazy epoch () An epoch at the close of the Canadian period of the American Lower Silurian system; -- so named from a township in Clinton Co., New York. See the Diagram under Geology..
Epochal :: Epochal (a.) Belonging to an epoch; of the nature of an epoch.
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