rapidity

Εννοια (Αγγλικός)

  1. (countable, uncountable) speed, swiftness; the condition of being rapid
  2. (countable, uncountable) A measure of velocity relative to the speed of light; defined as artanh(v), where artanh is the hyperbolic arctangent, and v = speed (with c = speed of light = 1).
  3. (countable, uncountable) A measure of the velocity of a particle in a beam relative to the beam's axis

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ταχύτητα

γρηγοράδα

ταχύτης

Προφέρεται ως (IPA)
/ɹəˈpɪdɪti/
Ετυμολογία (Αγγλικός)

From rapid + -ity, from French rapidité, from Latin rapiditas.

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