geological epoch

См. также в других словарях:

• Epoch — Ep och ([e^]p [o^]k or [=e] p[o^]k; 277), n. [LL. epocha, Gr. epochh check, stop, an epoch of a star, an historical epoch, fr. epe chein to hold on, check; epi upon + e chein to have, hold; akin to Skr. sah to overpower, Goth. sigis victory, AS.… …   The Collaborative International Dictionary of English

• epoch — 1610s, epocha, point marking the start of a new period in time (e.g. the founding of Rome, the birth of Christ, the Hegira), from L.L. epocha, from Gk. epokhe stoppage, fixed point of time, from epekhein to pause, take up a position, from epi on… …   Etymology dictionary

• epoch —   geological time period.   See geologic time scale …   Geography glossary

• Geological history of Earth — impacting the Earth in a glancing blow. [cite journal | last = R. Canup and E. Asphaug | title = Origin of the Moon in a giant impact near the end of the Earth s formation | journal = Nature | volume = 412 | pages = 708–712 | date = 2001 | url =… …   Wikipedia

• epoch — /ep euhk/ or, esp. Brit., /ee pok/, n. 1. a particular period of time marked by distinctive features, events, etc.: The treaty ushered in an epoch of peace and good will. 2. the beginning of a distinctive period in the history of anything: The… …   Universalium

• geological period — noun a unit of geological time during which a system of rocks formed ganoid fishes swarmed during the earlier geological periods • Syn: ↑period • Hypernyms: ↑geological time, ↑geologic time • Hyponyms: ↑ice age, ↑ …   Useful english dictionary

• epoch — /ˈipɒk / (say eepok), /ˈɛpɒk / (say epok) noun 1. a particular period of time as marked by distinctive character, events, etc. 2. the beginning of any distinctive period in the history of anything. 3. a point of time distinguished by a particular …  

• geological time — noun the time of the physical formation and development of the earth (especially prior to human history) • Syn: ↑geologic time • Hypernyms: ↑time • Hyponyms: ↑eon, ↑aeon, ↑period, ↑ …   Useful english dictionary

• Holocene Epoch — formerly Recent Epoch Latest interval of the Earth s geologic history, dating from 10,000 years ago to the present. The younger of the two epochs that constitute the Quaternary Period, the Holocene follows the last glacial stage of the… …   Universalium

• glacial epoch — noun any period of time during which glaciers covered a large part of the earth s surface the most recent ice age was during the Pleistocene • Syn: ↑ice age, ↑glacial period • Hypernyms: ↑period, ↑geological period • Part Holonym …   Useful english dictionary

• glacial epoch — /gleɪʃəl ˈipɒk/ (say glayshuhl eepok) noun 1. any of the glaciations of past geological periods as in Australia during the Permian. 2. the glacial epoch, the geologically recent Pleistocene epoch, during which much of the Northern Hemisphere was… …