AND circuit
- noun
- Specialized
- Engineers tested the AND circuit to verify it only outputs a signal when all switches are turned on.
Examples
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The AND circuit ensures that the door opens only when both security codes are entered correctly.
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By connecting sensors to an AND circuit, the machine activates only under safe conditions.
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The AND circuit requires all inputs to be high.
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An AND circuit is fundamental in digital electronics.
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The AND circuit ensures that the light will turn on only when both switches are flipped up.
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The technician explained that an AND circuit activates an alarm only if all security sensors detect motion.
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To create a reliable system, the engineers implemented an AND circuit which requires three inputs to be active for the output.
Synonyms
An electronic part that gives one result from input signals
A small electronic circuit that gives one signal from several inputs using a simple rule
A circuit that gives an output only when all inputs are on
A small electronic part that makes a simple choice, like an AND or OR gate
Surface Forms
Morphology
AND + circuit
The components 'and' (a conjunction requiring multiple conditions) and 'circuit' (an electrical arrangement) combine in a fairly predictable way to mean a circuit that implements an 'and' operation — i.e., one that responds when multiple inputs are true. However, the precise technical behavior (Boolean logic / gate semantics) is specialized knowledge beyond a typical B1 learner, so the relation is only partially transparent.
Etymology
AND circuit comes from a simple image: imagine a gate with several locks that opens only when every key is turned. Each lock is like an input, so the circuit gives a signal only when all the inputs are on, and that is why it means 'only when all are present'.