epoch
oxford
views updated May 29 2018ep·och / ˈepək/ •
n. a period of time in history or a person's life, typically one marked by notable events or particular characteristics: the Victorian epoch. ∎ the beginning of a distinctive period in the history of someone or something: Jewish reimmigration to Palestine marked an epoch in the history of Jewry. ∎ Geol. a division of time that is a subdivision of a period and is itself subdivided into ages: the Pliocene epoch.
The Oxford Pocket Dictionary of Current English
epoch
oxford
views updated May 08 2018epoch One of the intervals of geologic time recommended by the International Subcommission on Stratigraphic Terminology. An epoch is ranked as a third-order time unit, and is the equivalent of the chrono-stratigraphic unit
series. Several epochs form a
period; several periods an
era. Epochs are themselves subdivided into
ages. When used formally, the initial letter is capitalized, e.g. Early Devonian Epoch.
A Dictionary of Earth Sciences AILSA ALLABY and MICHAEL ALLABY
Epoch
gale
views updated May 11 2018Epoch ★★½ 2000 (PG-13)
Alien monolith suddenly appears and hovers over Bhutan, seemingly causing world-wide power disruptions and earthquakes. National security adviser Lysander (O'Neal) assigns special ops Kasia Czaban (Niznik) and weapons specialist Mason Rand (Keith) to figure out just what the object is—and wants—and, if necessary, to destroy it. 97m/C VHS, DVD . David Keith, Stephanie Niznik, Ryan O'Neal, James Hong, Brian Thompson, Craig Wasson, Donna Magnani, Shannon Lee; D: Matt Cold; C: Ken Stipe. CABLE
VideoHound's Golden Movie Retriever
epoch
oxford
views updated May 14 2018epoch One of the intervals of geological time recommended by the International Subcommission on Stratigraphic Terminology. An epoch is ranked as a third-order time unit, and is the equivalent of the
chronostratigraphic unit ‘series’. Several epochs form a period; several periods an era. When used formally, the initial letter is capitalized, e.g. Early Devonian Epoch.
A Dictionary of Plant Sciences MICHAEL ALLABY
epoch
oxford
views updated Jun 11 2018epoch One of the intervals of geological time recommended by the International Subcommission on Stratigraphic Terminology. An epoch is ranked as a third-order time unit, and is the equivalent of the chronostratigraphic unit ‘series’. Several epochs form a period, several periods an era. When used formally, the initial letter is capitalized (e.g. Early Devonian Epoch).
A Dictionary of Ecology MICHAEL ALLABY
epoch
oxford
views updated May 21 2018epoch The time interval between successive elements of a discrete-time signal, or between the discrete-time samples of a continuous-time signal (see
discrete and continuous systems). Usually, for a given signal, the epochs are of a fixed size.
A Dictionary of Computing JOHN DAINTITH
epoch
oxford
views updated May 21 2018epoch XVII. — modL.
epocha — Gr.
epokhḗ stoppage, station, fixed point of time, f.
epékhein stop, take up a position, f.
EPI- +
ékhein hold, intr. be in a certain state.
The Concise Oxford Dictionary of English Etymology T. F. HOAD
Epoche
oxford
views updated May 17 2018Epoche (bracketing out): see
PHENOMENOLOGY.
The Concise Oxford Dictionary of World Religions JOHN BOWKER