Where does “lockbolt” come from?

lockbolt (English) comes from English Bolt, from Middle English bolt, from Old English bolt, from Old English -tūn, from Old English tūn, from Proto-West Germanic tūn, from Proto-Germanic tūną, from Gaulish dunum — smoke; mist, haze.

lockbolt (English): A fastener in the form of a pin fitted with a...

Definitions

  1. A fastener in the form of a pin fitted with a...

Ancestry of “lockbolt”, step by step

lockbolt traces back through two separate lines of ancestry.

via English Bolt

StepLanguageWordMeaning
1EnglishBoltnamed after an early postmaster
2Middle Englishbolt
3Old Englishboltbolt
4Old English-tūnhomestead, village, town
5Old Englishtūnenclosure, yard; place; dwelling
6Proto-West Germanictūnfence
7Proto-Germanictūnąfence; enclosure
8Gaulishdunumfort; hill, hillfort
9Proto-Celticdūnomstronghold, rampart
10Proto-Indo-Europeandʰewh₂-smoke; mist, haze

via English Lock

StepLanguageWordMeaning
1EnglishLockfrom the surname
2Middle Englishloklock
3Old Englishlācplay, sport, strife, battle, sacrifice, offering,...
4Proto-West Germaniclaikgame, sport
5Proto-Germaniclaikazdance; game, sport; hymn
6Proto-Indo-Europeanleyǵ-to bind, tie
Every word from Proto-Indo-European dʰewh₂-
lockbolt — Etymology, Origin & Word History | Etymology Explorer