cross-multiply

[ kraws-muhl-ti-plahy, kros- ]

verb (used without object),cross-mul·ti·plied, cross-mul·ti·ply·ing.Mathematics.
  1. to remove fractions from an equation by multiplying each side by the common multiple of the denominators of the fractions of both sides.

Origin of cross-multiply

1
First recorded in 1950–55
  • Also cross mul·ti·ply .

Other words from cross-multiply

  • cross-mul·ti·pli·ca·tion, cross mul·ti·pli·ca·tion [kraws-muhl-ti-pli-key-shuhn, kros-], /ˈkrɔsˌmʌl tɪ plɪˈkeɪ ʃən, ˈkrɒs-/, noun

Words Nearby cross-multiply

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

Scientific definitions for cross-multiply

cross-multiply

  1. To multiply the numerator of one of a pair of fractions by the denominator of the other.

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