from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The symbol ∇ used to denote the gradient operator.
  • n. a part, portion
  • abbr. delegate
  • abbr. delegation
  • abbr. delete
  • abbr. delineavit

from the GNU version of the Collaborative International Dictionary of English

  • n. Share; portion; part.
  • n. a differential operator which, operating on a function of several variables, gives the sum of the partial derivatives of the function with respect to the three orthogonal spatial coordinates; -- also called the gradient or grad. It is represented by an inverted Greek capital delta (∇), and is thus because of its shape also called nabla, meaning harp in Hebrew.

from The Century Dictionary and Cyclopedia

  • n. A Middle English form of deal.
  • n. Same as angiliwood.
  • n. An abbreviation of the Latin delineavit, (he) drew it, placed after an artist's name on a picture.
  • n. A simplified spelling of dell.
  • n. An abbreviation of Delaware;
  • n. [lowercase] of delegate.


from Wiktionary, Creative Commons Attribution/Share-Alike License

From delta, the symbol being an inverted delta

from Wiktionary, Creative Commons Attribution/Share-Alike License

See deal

from Wiktionary, Creative Commons Attribution/Share-Alike License



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