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syzygy

[ siz-i-jee ]
/ ˈsɪz ɪ dʒi /
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noun, plural syz·y·gies.
Astronomy. an alignment of three celestial objects, as the sun, the earth, and either the moon or a planet: Syzygy in the sun-earth-moon system occurs at the time of full moon and new moon.
Classical Prosody. a group or combination of two feet, sometimes restricted to a combination of two feet of different kinds.
any two related things, either alike or opposite.

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Origin of syzygy

1650–60; <Late Latin syzygia<Greek syzygía union, pair, equivalent to sýzyg(os) yoked together (sy-sy- + zyg-, base of zeugnýnai to yoke1 + -os adj. suffix) + -ia-y3

OTHER WORDS FROM syzygy

sy·zyg·i·al [si-zij-ee-uhl], /sɪˈzɪdʒ i əl/, syz·y·get·ic [siz-i-jet-ik], /ˌsɪz ɪˈdʒɛt ɪk/, syz·y·gal [siz-i-guhl], /ˈsɪz ɪ gəl/, adjective

Words nearby syzygy

systole, systolic, systyle, syver, Syzran, syzygy, sz, Szabadka, Szczecin, Szechuan, Szeged
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use syzygy in a sentence

British Dictionary definitions for syzygy

syzygy
/ (ˈsɪzɪdʒɪ) /
noun plural -gies
either of the two positions (conjunction or opposition) of a celestial body when sun, earth, and the body lie in a straight linethe moon is at syzygy when full
(in classical prosody) a metrical unit of two feet
rare any pair, usually of opposites
biology the aggregation in a mass of certain protozoans, esp when occurring before sexual reproduction

Derived forms of syzygy

syzygial (sɪˈzɪdʒɪəl), syzygetic (ˌsɪzɪˈdʒɛtɪk) or syzygal (ˈsɪzɪɡəl), adjectivesyzygetically, adverb

Word Origin for syzygy

C17: from Late Latin syzygia, from Greek suzugia, from suzugos yoked together, from syn- + zugon a yoke
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for syzygy

syzygy
[ sĭz′ə-jē ]
Either of two points in the orbit of a celestial body where the body is in opposition to or in conjunction with the Sun.
  1. Either of the two points in the orbit of the Moon when it lies in a straight line with the Sun and Earth. A new moon syzygy occurs when the Moon is between the Sun and the Earth; a full moon syzygy occurs when the Earth is between the Moon and the Sun.
  2. The configuration of the Sun, Moon, and Earth when lying in a straight line.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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