Where does “blastoff” come from?

blastoff (English) comes from English BLAST, from Middle English blast, from Old English blǣst, from Proto-Germanic blēstuz, from Proto-Germanic blēsaną, from Proto-Indo-European bʰléh₁-, from Proto-Indo-European bʰel-, from Proto-Indo-European bʰōl-.

blastoff (English): The countdown and launch of a rocket, missile or...

Definitions

  1. The countdown and launch of a rocket, missile or...

Ancestry of “blastoff”, step by step

blastoff traces back through two separate lines of ancestry.

via English BLAST

StepLanguageWordMeaning
1EnglishBLASTAn algorithm which compares similarities between...
2Middle EnglishblastA blast; a sudden and forceful motion of wind;...
3Old Englishblǣstwindgust; blowing, blast
4Proto-Germanicblēstuzblast, burst of wind, breeze
5Proto-Germanicblēsanąto blow
6Proto-Indo-Europeanbʰléh₁-to bleat
7Proto-Indo-Europeanbʰel-to sound; to speak, roar, bark; shiny, white; to...
8Proto-Indo-Europeanbʰōl-

via English off

StepLanguageWordMeaning
1EnglishoffIn a direction away from the speaker or object;...
2Middle Englishofof; off; until
3Old Englishofof, from, off, out of
4Old Englishæfof
5Proto-Germanic*ab
6Proto-Indo-Europeanapó
Every word from Proto-Indo-European bʰōl-Every word from Proto-Indo-European bʰel-Every word from Proto-Indo-European bʰléh₁-