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n. pl. syz·y·gies
1. Astronomy
a. Either of two points in the orbit of a solar system body where the body is in opposition to or in conjunction with the sun.
b. Either of two points in the orbit of the moon when the moon lies in a straight line with the sun and Earth.
c. The configuration of the sun, the moon, and Earth lying in a straight line.
2. The combining of two feet into a single metrical unit in classical prosody.

[Late Latin sȳzygia, from Greek suzugiā, union, from suzugos, paired : sun-, su-, syn- + zugon, yoke; see yeug- in Indo-European roots.]

sy·zyg′i·al (sĭ-zĭj′ē-əl) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


n, pl -gies
1. (Astronomy) either of the two positions (conjunction or opposition) of a celestial body when sun, earth, and the body lie in a straight line: the moon is at syzygy when full.
2. (Poetry) (in classical prosody) a metrical unit of two feet
3. rare any pair, usually of opposites
4. (Zoology) biology the aggregation in a mass of certain protozoans, esp when occurring before sexual reproduction
[C17: from Late Latin syzygia, from Greek suzugia, from suzugos yoked together, from syn- + zugon a yoke]
syzygial, syzygetic, syzygal adj
ˌsyzyˈgetically adv
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈsɪz ɪ dʒi)

n., pl. -gies.
1. an alignment of three celestial objects, as the sun, the earth, and either the moon or a planet.
2. a measure in classical verse consisting of two feet, often of different kinds.
3. any two related things, either alike or opposite.
[1650–60; < Late Latin syzygia < Greek syzygía union, pair =sýzyg(os) yoked together (sy- sy- + -zygos, adj. derivative from base of zeugnýnai to yoke) + -ia -y3]
sy•zyg•i•al (sɪˈzɪdʒ i əl) syz`y•get′ic (-ˈdʒɛt ɪk) syz′y•gal (-gəl)
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.syzygy - the straight line configuration of 3 celestial bodies (as the sun and earth and moon) in a gravitational system
physical phenomenon - a natural phenomenon involving the physical properties of matter and energy
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Photocatalyst technology company Syzygy Plasmonics reported on Monday raises USD5.8m from Series A funding.
A lunar eclipse occurs when the moon passes directly behind the Earth and into its shadow, this can occur only when the sun, Earth, and moon are aligned (in syzygy) exactly or very closely so, with the planet in between.
They all seemed to appear in a perfect syzygy as if to serve an ominous reminder that times are a changing and changing fast for the worst we can imagine.
Syzygy What did soldiers during WWII use condoms for?
accident: chance advent: coming adventures: wayward voyager byways (crashes within definition but not with headword) brew: ferment chair: seat communicable: catching conjugation: zygosis bacterial sex diary: journal elite: privileged eyed: oculate food: 1 repast; 2 pasture fodder hemp: cannabis indigenous: native kickshaw: whatnot lachrymose: tearful level: equilibrate lanyard: noose occult: clandestine: concealed odious: noisme pretext: 'tissue' since: thus because: causing sun: Helios syzygy: joint vertical: upward vigil: watch-wait water: aqua: [H.sub.2]O via hydrogen zero: cipher dated synonyms Zeus: Jupiter (Jove) 2.
BIZJET Plane used for business QAPIK Unit of currency in Azerbaijan QUETZAL The national bird of Guatemala SYZYGY An alignment of three celestial bodies ZA Slang for pizza ZOMBOID Resembling zombies
In semidiurnal tidal regimes, the largest TRs are expected to occur in spring tide periods, with each peak usually coming 1-2 days after the immediate syzygy date at full or new moon [cycle of the age of the tide (Pugh 1987, Open University 1989)].
Dabney and Bushnell had by then formed a company with an all but unpronounceable name, Syzygy (sih-zuh-gee).
The duo established a partnership, Syzygy, in 1971 before changing it to Atari, Inc.
He also co-founded the Syzygy Game Company prior to putting up Atari.
Music from the Sirocco Saxophone Quartet, Bunny Handbell Ringers, Syzygy Folk and French Cafe Music and Bunny Village Choir will be providing the entertainment as visitors can tuck in to home-made refreshments in the Nave Cafe.