dyadic

English

Etymology

From dyad +‎ -ic. The mathematics sense was coined by Josiah Willard Gibbs in 1884 in the second half of his book Elements of Vector Analysis.

Pronunciation

• IPA^(key): /daɪˈæ.dɪk/, [daɪˈæ.ɾɪk]
• Rhymes: -ædɪk

Adjective

dyadic (comparative more dyadic, superlative most dyadic)

1. Pertaining to a dyad, the number two; of two parts or elements.
   1. (mathematics) having an arity of two (taking two arguments or operands)
2. Pertaining to the physical sex of a person who is exactly male or female in genetics, anatomy and hormone levels; not intersex.

   Synonyms: endosex, perisex

   • 2019, Katie Steele, Julie Nicholson, Radically Listening to Transgender Children, Lexington Books:

     Although dyadic bodies may be more common, they are no more or less "normal" than intersex bodies.

Alternative forms

• diadic

Synonyms

• (arity, adicity, rank): binary

Translations

pertaining to two parts or elements

• Finnish: kaksiosainen (fi) (having two parts or elements); kaksijakoinen (divisible in two)
• (deprecated template usage) {{trans-mid}}

pertaining to the number two

• Dutch: tweeledig (nl), dyadisch (nl)
• French: dyadique (fr)
• Hungarian: diadikus (hu)
• Icelandic: tvíunda-
• (deprecated template usage) {{trans-mid}}
• Italian: diadico (it)
• Japanese: 二項 (にこう, ni-kō)
• Portuguese: diádico
• Spanish: diádico

See also

• monadic
• triadic
• polyadic
• extradyadic
• variadic

Noun

dyadic (plural dyadics)

1. (mathematics) The sum of two or more dyads