Dyad
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{{wiktionarypar|dyad}}
'''Etymology:''' Late Latin dyad-, dyas, from Greek δυας, from dyo
'''dyad''' may refer to:
*[[dyad (symbol)]], according to the Pythagoreans, is the principle of "twoness" or "otherness"
*[[dyad (biology)]], a pair of sister chromatids occurring in prophase I of meiosis
*[[dyad (General)]], consisting of two parts
*[[dyad (Greek philosophy)]], Greek philosopher's principle of "twoness" or "otherness"
*[[dyad (music)]], a set of two notes or pitches
*[[dyad (sociology)]], mostly refers to parents and friends, occasionally to twins
*dyad, in engineering [[kinematics]], a [[linkage]] in a [[planar mechanism]] that has two possible assembly modes
*dyad, in [[Obstetrics]] refers to the [[pregnant]] mother and [[fetus]]
*[[dyad (spiritual workshops)]], is a partner-assisted meditation with rules to prevent trip-laying and abuse
*[[dyadic tensor]], in mathematics
*[http://www.dyadband.ca/ Dyad], a Canadian band playing traditional American Old Time music
==See also==
*[[Dyadic]], disambiguation page
*[[Diad]]
*[[Dryad]]
{{disambig}}
[[de:Dyade]]