response

noun

re·​sponse ri-ˈspän(t)s 

1

: an act of responding

When you knocked on the door, was there any response?

2

: something constituting a reply or a reaction: such as

a

: a written or spoken answer

They got a response to their letter.

I am writing in response to your letter of July 8.

She questioned him but he made/gave no response.

b

: something done as a reaction

Her response to their decision was to quit.

c

: a verse, phrase, or word sung or said by the people or choir after or in reply to the officiant in a liturgical service

d

: the activity or inhibition of previous activity of an organism or any of its parts resulting from stimulation

e

: the output of a transducer or detecting device resulting from a given input

Synonyms of response

• reaction
• answer

Choose the Right Synonym for response

answer, response, reply, rejoinder, retort mean something spoken, written, or done in return.

answer implies the satisfying of a question, demand, call, or need.

had answers to all their questions

response may imply a quick or spontaneous reaction to a person or thing that serves as a stimulus.

a response to the call for recruits

reply often suggests a thorough response to all issues, points, or questions raised.

a point-by-point reply to the accusation

rejoinder can be a response to a reply or to an objection.

a salesman with a quick rejoinder to every argument

retort implies a reaction to an implicit or explicit charge, criticism, or attack which contains a countercharge or counterattack.

she made a cutting retort to her critics

Examples of response in a Sentence

He got a response to his letter.

I am writing in response to your letter of July 17.

When I told him my plan, I wasn't expecting such an enthusiastic response.

Her response to their decision was to threaten to quit her job.

When you knocked on the door, was there any response?

Recent Examples on the Web

Iran fired hundreds of ballistic missiles into Israel in response and attacked the Middle East's largest American military base in Qatar. —MSNBC Newsweek, 6 Nov. 2025

But no endorsement mattered more than the response the Daisy Jones series got from Stevie Nicks. —Literary Hub, 6 Nov. 2025

Tesla has implemented autopilot and self-driving features on its vehicles that include traffic-aware cruise control, semi-autonomous navigation, response to traffic lights and the ability to summon the car from a parking space. —Rob Nikolewski, San Diego Union-Tribune, 5 Nov. 2025

Yet just 10% of seniors are happy with the annual COLAs, a recent survey from the nonpartisan senior group found, based on responses from 1,920 adults age 62 or older. —Lorie Konish, CNBC, 5 Nov. 2025

Word History

Etymology

Middle English & Latin; Middle English respounce, from Anglo-French respuns, respounce, from Latin responsum reply, from neuter of responsus, past participle of respondēre

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing response

• autonomous sensory meridian response
• auto response
• call-and-response
• counter-response
• direct-response
• frequency response
• galvanic skin response
• give/make no response
• immune response
• in response to
• made/gave no response

Rhymes for response

• naissance
• bons
• hans
• launce
• nonce
• sconce
• esperance
• nonchalance
• nonresponse
• renaissance

Kids Definition

response

noun

re·​sponse ri-ˈspän(t)s 

1

: an act or instance of replying : answer

2

: words said or sung by the people or choir in a religious service

3

: a reaction of a living thing to a stimulus

Medical Definition

response

noun

re·​sponse ri-ˈspän(t)s 

: the activity or inhibition of previous activity of an organism or any of its parts resulting from stimulation

a conditioned response