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uplock en · NOUN

Etymology

Etymology tree English up- Proto-Indo-European *lewg-der. Proto-Germanic *luką Proto-West Germanic *lok Old English loc Middle English lok English lock English uplock From up- + lock.

Meanings

1. A mechanism that secures an aircraft's landing gear in the retracted position, helping to prevent an uncommanded gear deployment during flight.

Forms

Spelling	Features	Labels	Source
uplocks	Number=Plur		lexicographic

uplock en · VERB

Etymology

Etymology tree English up- Proto-Indo-European *lewg-der. Proto-Germanic *luką Proto-West Germanic *lok Old English loc Middle English lok English lock English uplock From up- + lock.

Meanings

1. (obsolete) To lock up.

Forms

Spelling	Features	Labels	Source
uplocked	Tense=Past, VerbForm=Part		lexicographic
uplocked	Tense=Past		lexicographic
uplocking	Tense=Pres, VerbForm=Part		lexicographic
uplocks	Number=Sing, Person=3, Tense=Pres		lexicographic