Etymology Explorer › English

Where does “microsecond” come from?

Microsecond combines English micro-, from Ancient Greek μικρός meaning small, and English second, from Latin secundus meaning following or next in sequence, ultimately from Proto-Indo-European sekʷ- meaning to follow.

microsecond (English): An SI unit of time equal to 10−6 seconds. Symbol:...

Definitions

  1. An SI unit of time equal to 10−6 seconds. Symbol:...

Ancestry of “microsecond”, step by step

StepLanguageWordMeaning
1EnglishsecondNumber-two; following after the first one with...
2Middle Frenchseconder—
3Latinsecundodative masculine singular of secundus; dative...
4Latinsecundussecond, the ordinal number after prīmus and...
5LatinsequorI follow, come or go after
6Proto-Italicsekʷōrfollow, come/go after
7Proto-Indo-Europeansékʷetorto be following
8Proto-Indo-Europeansekʷ-to follow; to see; to say

Words derived from “microsecond”

  • submicrosecond
Every word from Proto-Indo-European sekʷ- →