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Definition of arrester

arrester

/əˈrɛstər/
ar · res · ter
Plural:arresters
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arrester Lexical Profile

arrester Game Scores & Validity

• noun

1

A mechanical or electrical device used to stop motion, prevent the spread of flames or sparks, or protect equipment from voltage surges (such as a lightning arrester or aircraft arrester gear).

Example

"The electrical substation was fitted with a heavy-duty surge arrester to protect the transformers during lightning storms."

2

A person who arrests someone or takes a suspect into legal custody.

Example

"According to the court transcript, the arrester read the suspect his rights immediately upon taking him into custody."

Synonyms
View all synonyms for arrester

Word Nuance & Usage

Also spelled 'arrestor', particularly in technical and engineering contexts such as 'surge arrestor' or 'flame arrestor'.

• Rhymes for arrester

• Nearby Words

arrest
arrestable
arrestee
arrester
arresting
arrestingly
arriba

Word Origin & Etymology

Formed in Middle English from the verb 'arrest' (from Old French 'arester', meaning 'to stop or stay', ultimately from Latin 'ad-' and 'restare') combined with the agentive suffix '-er'.

Cite this Entry

Wordmom. (2026). Definition of Arrester. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/arrester
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