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1. Dictionary

   latch

   /latʃ/

   noun

   • 1. a metal bar with a catch and lever used for fastening a door or gate: "lifting the latch, she pushed the gate open"
   • ▪ a spring lock for an outer door, which catches when the door is closed and can only be opened from the outside with a key.
   • ▪ the part of a knitting machine needle which closes or opens to hold or release the wool.
   • 2. a circuit which retains whatever output state results from a momentary input signal until reset by another signal.

   verb

   • 1. fasten (a door or gate) with a latch: "she latched the door carefully"
   • 2. (of a device) become fixed in a particular state: "the output relay can be set to latch at a preset value"

   Word Origin Old Englishlæccan ‘take hold of, grasp (physically or mentally’), of Germanic origin.

   Scrabble Points: 10

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2. www.merriam-webster.com › dictionary › latchLatch Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › latch

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   Learn the meaning of latch as a verb and a noun, with examples of usage and etymology. Find synonyms, antonyms, translations, and related words for latch.

3. dictionary.cambridge.org › dictionary › englishLATCH | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

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   Latch is a noun for a device that keeps a door or gate closed, or a verb for closing something with a latch. Learn how to use latch in different contexts, such as locking, fastening, or connecting, with examples and translations.

4. Videos

   • 

     4:22

     youtube.com

     Latches and Flip Flops Explained

     Apr 21, 2020

     349.6K Views

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     9:50

     youtube.com

     Latch and Flip-Flop Explained | Difference between the Latch and Flip-Flop

     May 28, 2022

     275.7K Views

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     8:25

     youtube.com

     Latch Examples Explained: Circuits and Designs in Digital Electronics

     May 12, 2020

     17.1K Views

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5. www.collinsdictionary.com › dictionary › englishLATCH definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › dictionary › english

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   A latch is a device for holding a door, gate, or window closed, or a lock that can be opened by a key. Learn how to use the word latch in different contexts, synonyms, pronunciation, and examples.

6. www.thefreedictionary.com › latchLatch - definition of latch by The Free Dictionary

   www.thefreedictionary.com › latch

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   A latch is a device for fastening or locking a door, gate, or the like, or a circuit that transfers input states to output states. Learn more about the word latch, its synonyms, idioms, and translations from various sources.

7. dictionary.cambridge.org › us › dictionaryLATCH | definition in the Cambridge English Dictionary

   dictionary.cambridge.org › us › dictionary

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   Latch is a noun for a device that keeps a door or gate closed, or a verb for closing something with a latch. Learn how to use latch in sentences, see translations and hear the pronunciation.

8. www.vocabulary.com › dictionary › latchLatch - Definition, Meaning & Synonyms - Vocabulary.com

   www.vocabulary.com › dictionary › latch

   When you unlock your front door, you open the latch. A latch is a fastener or lock that you open with a key. ... Spanish-English dictionary, translator, and learning.

9. People also ask

   What does a latch mean?

   • A latch is a lock on a door which locks automatically when you shut the door, so that you need a key in order to open it from the outside. If you latch a door or gate, you fasten it by means of a latch. He latched the door, tested it, and turned around to speak to Frank. [VERB noun]

   LATCH definition and meaning | Collins English Dictionary

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   What is a latch on a door?

   • A latch is a fastening on a door or gate. It consists of a metal bar which you lift in order to open the door. You left the latch off the gate and the dog escaped. A latch is a lock on a door which locks automatically when you shut the door, so that you need a key in order to open it from the outside.

   LATCH definition and meaning | Collins English Dictionary

   www.collinsdictionary.com/dictionary/english/latch

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   What does he lifted the latch mean?

   • : a fastener (as for a door) consisting essentially of a pivoted bar that falls into a notch Noun He lifted the latch and opened the gate. I heard her key turn in the latch. These examples are automatically compiled from online sources to illustrate current usage.

   Latch Definition & Meaning - Merriam-Webster

   www.merriam-webster.com/dictionary/latch

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   How does a latch work?

   • The latch was created into a hierarchy block, and placed inside another schematic called 'overall'. The latch thus appears to couple nucleotide binding and hydrolysis to topology modification events. In the particular case of the latch just described, the operation can only cause a problem when e is falling.

   LATCH | English meaning - Cambridge Dictionary

   dictionary.cambridge.org/dictionary/english/latch

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   Why do all latches have the same notation?

   • More precisely, with the same notation, all latches are systematically operated in such a way as to ensure that logical variables x are stable when variables e are falling. In an earlier scheme, an angle was to have been welded to this channel to act as a striking plate for a cylindrical latch.

   LATCH | English meaning - Cambridge Dictionary

   dictionary.cambridge.org/dictionary/english/latch

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   What happens if a latch is disengaged?

   • If the latch is later disengaged, the spring will push the blocks back to the left. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. What is the pronunciation of latch? 閂，門閂, 用閂把（門等）閂上…

   LATCH | English meaning - Cambridge Dictionary

   dictionary.cambridge.org/dictionary/english/latch

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10. www.oxfordlearnersdictionaries.com › definitionlatch noun - Definition, pictures, pronunciation and usage ...

    www.oxfordlearnersdictionaries.com › definition

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    Definition of latch noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.