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单词 latch
释义

latch

See also: LATCH

English

A latch

Pronunciation

  • enPR: lăch, IPA(key): /læt͡ʃ/
  • Audio (US)(file)
  • Rhymes: -æt͡ʃ

Etymology 1

From Middle English lacchen (“to seize, catch, grasp”, verb), from Old English læċċan (“to grasp, take hold of, catch, seize”), from Proto-Germanic *lakjaną, *lakwijaną, *lakkijaną (“to seize”), from Proto-Indo-European *(s)leh₂g-, *(s)leh₂gʷ- (“to take, seize”). Cognate with Middle Dutch lakken (“to grasp, catch”).

Verb

latch (third-person singular simple present latches, present participle latching, simple past and past participle latched or (obsolete) laught)

  1. To close or lock as if with a latch.
  2. (transitive) To catch; lay hold of.
    • c. 1606 (date written), William Shakespeare, “The Tragedie of Macbeth”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, OCLC 606515358, [Act IV, scene iii]:
      Where hearing should not latch them.
Derived terms
  • latch on
  • latch on to
  • latch onto
Translations

Etymology 2

From Middle English latche, lacche (“a latch; a trap”), from lacchen (“to seize, catch, grasp”), from Old English læċċan (“to grasp, take hold of, catch, seize”). See above for more.

Noun

latch (plural latches)

  1. A fastening for a door that has a bar that fits into a notch or slot, and is lifted by a lever or string from either side.
    • 1912 October, Edgar Rice Burroughs, “Tarzan of the Apes”, in The All-Story, New York, N.Y.: Frank A. Munsey Co., OCLC 17392886; republished as chapter 4, in Tarzan of the Apes, New York, N.Y.: A. L. Burt Company, 1914, OCLC 1224185:
      The cleverly constructed latch which Clayton had made for the door had sprung as Kerchak passed out; nor could the apes find means of ingress through the heavily barred windows.
  2. (electronics) An electronic circuit that is like a flip-flop, except that it is level triggered instead of edge triggered.
  3. (obsolete) A latching.
  4. (obsolete) A crossbow.
  5. (obsolete) That which fastens or holds; a lace; a snare.
    • c. 1360s (date written)​, Geffray Chaucer [i.e., Geoffrey Chaucer], “The Romaunt of the Rose”, in [William Thynne], editor, The Workes of Geffray Chaucer Newlye Printed, […], [London: […] Richard Grafton for] Iohn Reynes […], published 1542, OCLC 932884868:
      Love will none other birde catch,
      Though he set either nette or latch
      (please add an English translation of this quote)
  6. A breastfeeding baby's connection to the breast.
  7. (databases) A lightweight lock to protect internal structures from being modified by multiple concurrent accesses.
Alternative forms
  • lech, letch
Derived terms
  • on the latch
Translations
The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.
Translations to be checked

Etymology 3

Compare French lécher (“to lick”).

Verb

latch (third-person singular simple present latches, present participle latching, simple past and past participle latched)

  1. (obsolete) To smear; to anoint.
    • c. 1595–1596 (date written), William Shakespeare, “A Midsommer Nights Dreame”, in Mr. William Shakespeares Comedies, Histories, & Tragedies: Published According to the True Originall Copies (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, OCLC 606515358, [Act III, scene ii]:
      But hast thou yet latch'd the Athenian's eyes
      With the love-juice , as I did bid thee do?
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