English Lexicon

Coupler

/ˈkaʊ.plər/
nounCEFR B2 (Upper)Top #1500 frequency
Full Thesaurus

Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A device that connects two things together, often used in machinery or transportation.

    "The train's coupler securely linked the two cars, allowing them to move as one unit."
  2. 2

    In telecommunications, a coupler is a device that allows the connection of two transmission lines.

    "The technician installed a coupler to ensure the signals were transmitted effectively between the devices."

Thesaurus & Semantic Spectrum

Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The term 'coupler' originates from the Middle English word 'couple', which derives from the Old French 'coper' meaning 'to join'. This evolved from the Latin 'copulare', which means 'to join together'. Over time, the meaning has shifted to refer specifically to devices or mechanisms that connect two entities.

Quick Vocabulary Retention Check

Which of the following is the closest synonym for "Coupler"?

Thesaurus & Synonyms Graph

Explore Nuanced Synonyms for "Coupler"

Discover exact matches, context-specific alternatives, and antonyms with intensity ratings in the VocabDictionary Thesaurus.

View "Coupler" Synonym Map