Responder

/rɪˈspɒndər/

Meaning & Definition

noun
A person or thing that responds or reacts to something.
The emergency responder arrived quickly at the scene of the accident.
An individual who answers a question or participates in a survey.
Each responder provided valuable feedback during the study.
A person or group responsible for taking action in response to an incident or situation.
The respondent organization is tasked with handling the crisis effectively.
In psychology, an individual who reacts to stimuli in an experiment.
The responder's behavior was carefully monitored throughout the testing phase.

Etymology

Late Latin 'respondere', meaning 'to answer'.

Common Phrases and Expressions

first responder
A trained professional who responds to emergencies.
good responder
Someone who replies effectively or promptly.
prompt responder
A person who responds quickly to situations.

Related Words

respond
To say something in reply.
response
A reply or answer to something.
respondent
A person who provides data for a study or survey.

Slang Meanings

Someone who is quick to reply online, especially in texting.
She’s a real responder; she replies to all my texts in seconds.