logic gate

American  

noun

Electronics.

1. gate.

---

logic gate Scientific  

1. A device, usually an electrical circuit, that performs one or more logical operations on one or more input signals. Logic gates are the building blocks of digital technology.

---

Etymology

Origin of logic gate

First recorded in 1960–65

Example Sentences

Depending on how they are stimulated, the same device can act as a memory element, a logic gate, a selector, an analog processor, or an electronic synapse.

From Science Daily • Jan. 3, 2026

The team also demonstrated a fluidic logic gate that can be reprogrammed by changing the metafluid.

From Science Daily • Apr. 3, 2024

But silicon-based qubits are well behind those based on ions or superconductors, with the first two-qubit logic gate reported only last year by a group at the University of New South Wales in Sydney, Australia.

From Science Magazine • Dec. 1, 2016

To make a conditional logic gate between two ion qubits, we require a coupling between them—in other words, we need them to talk to each other.

From Scientific American • Oct. 9, 2012

Researchers at Aarhus University in Denmark propose a new way to make a quantum logic gate that could become the building block of a new generation of atomtronic computing devices.

From New York Times • Jul. 23, 2012