Where does “terasecond” come from?

terasecond (English) comes from English second, from Middle French seconder, from Latin secundo, from Latin secundus, from Latin sequor, from Proto-Italic sekʷōr, from Proto-Indo-European sékʷetor, from Proto-Indo-European sekʷ- — to follow; to see; to say.

terasecond (English): A unit of time equal to 1,000,000,000,000 seconds...

Definitions

  1. A unit of time equal to 1,000,000,000,000 seconds...

Ancestry of “terasecond”, 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
Every word from Proto-Indo-European sekʷ-Every word from Proto-Indo-European sékʷetorEvery word from Proto-Italic sekʷōr