מהירות האור

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Hebrew[edit]

Etymology[edit]

Roots
מ־ה־ר
א־ו־ר

מְהִירוּת (m'hirút, speed (of)) +‎ הָאוֹר (ha'ór, the light), calque of English speed of light.

Noun[edit]

מְהִירוּת־הָאוֹר (m'hirút ha'órf

  1. (uncountable) speed of light (the speed of electromagnetic radiation in a perfect vacuum)