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Definition of resistor

resistor

/rɪˈzɪstər/
re · sis · tor

Adverb:resistively
•
Plural:resistors
•
Adjective:resistive
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resistor Lexical Profile

resistor Game Scores & Validity

• noun

1

An electrical component designed to introduce a specific, known value of resistance into a circuit, used primarily to control the flow of electric current or to divide voltage.

Example

"The engineer soldered a 10-ohm resistor onto the circuit board to prevent the LED from drawing too much current and burning out."


2

A person or thing that resists, opposes, or withstands a force, change, or authority (often spelled 'resister' when referring to a person).

Example

"She was known as a fierce resistor of the authoritarian regime, organizing protests and publishing underground literature."

Synonyms
View all synonyms for resistor
Antonyms
View all antonyms for resistor

Word Nuance & Usage

When referring to the electronic component, 'resistor' is the only correct spelling; however, when referring to a person who opposes or withstands something, the spelling 'resister' is traditionally preferred.

• Rhymes for resistor

Word Origin & Etymology

Derived from the Latin 'resistere' (to stand back, withstand) combined with the agent suffix '-or'. It was adopted in the early 20th century specifically to describe the electrical component.

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Resistor. In Wordmom Dictionary. Retrieved Oct 21, 2026, from https://wordmom.com/dictionary/resistor
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