∂

See also: ə and Appendix:Variations of "d"

∂ U+2202, ∂
PARTIAL DIFFERENTIAL
← ∁
[U+2201] 		Mathematical Operators ∃ →
[U+2203]

Translingual

Etymology

A stylized letter d.

Pronunciation

  • (English) IPA(key): /diː/, /dɛl/
    • (UK) IPA(key): /dəʊ/
    • (US) IPA(key): /doʊ/

Symbol

∂

  1. (mathematics) partial differential
  2. (mathematics) boundary of a manifold
  3. (linguistics) presupposition of a sentence

See also

  • д, which is sometimes italicized as "д", bearing similarity
  • δ, delta
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