celerity

/sษชหˆlษ›ษนษชti/

IPA: /S AH0 L EH1 R AH0 T IY0/

noun
  1. 1

    Speed, swiftness.

  2. 2

    The speed of individual waves (as opposed to the speed of groups of waves).

  3. 3

    The speed with which a perturbation to the flow propagates through the flow domain.

  4. 4

    The speed of symbol transmission, now called baud rate.

Source: https://en.wiktionary.org/wiki/celerity