Where does “wakelock” come from?

wakelock (English) comes from English wake, from Middle English wake, from Old English wacu, from Old English ford, from Proto-West Germanic furdu, from Proto-Germanic furduz, from Proto-Indo-European pértus, from Proto-Indo-European per- — passed , crossed.

wakelock (English): A lock that can be acquired by software for the purpose of preventing the mobile device from going into a locked standby state during a particular operation

Definitions

  1. A lock that can be acquired by software for the purpose of preventing the mobile device from going into a locked standby state during a particular operation

Ancestry of “wakelock”, step by step

wakelock traces back through two separate lines of ancestry.

via English wake

StepLanguageWordMeaning
1EnglishwakeTo stop sleeping; To make somebody stop sleeping;...
2Middle EnglishwakeAlternative form of woke
3Old Englishwacuwake, watch
4Old Englishfordford
5Proto-West Germanicfurduford
6Proto-Germanicfurduzford
7Proto-Indo-Europeanpértuscrossing
8Proto-Indo-Europeanper-before, in front; first; to go through
9Proto-Indo-Europeanpr̥tóspassed , crossed

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 pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European pértus