A compound of hash + lock
Frankish *happjā ‘axe’
…
Old French hache ‘axe’
Old French hacher ‘to chop up, mince’
Middle French hacher ‘to chop up, mince’
French hacher ‘to chop’
English hash
Proto-Indo-European *lewg- ‘to bend’
Proto-Germanic *luką
Proto-West Germanic *lok ‘shutter’
Old English loc
Middle English lok
English lock
Today it means
noun A Bitcoin feature that restricts the spending of an output or multiple outputs until a specified piece of data is publicly revealed.
Language periods are conventional ranges, not dates for this word.
Etymograph / hashlock
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