read·out | \ˈrēd-ˌau̇t \

Definition of readout 

(Entry 1 of 2)

1 : the process of reading

2a : the process of removing information from an automatic device (such as an electronic computer) and displaying it in an understandable form

b : the information removed from such a device and displayed or recorded (as by magnetic tape or printing device)

c : an electronic device that presents information in visual form

3 : the radio transmission of data or pictures from a space vehicle

read out


Definition of read out (Entry 2 of 2)

transitive verb

1a : to read aloud

b : to produce a readout of

2 : to expel from an organization or group

Examples of readout in a Sentence


The calculator has a digital readout. He checked the readout on the screen.

Recent Examples on the Web: Noun

Next the special effects people made a program that displays the calculated speed on the readout in the scene. Rhett Allain, WIRED, "How Fast Do Spacecraft Travel in The Expanse?," 31 May 2018 Using the accelerometer readouts, the scientists determined how many minutes per day, in total, each person had spent in moderate or vigorous physical activity. Gretchen Reynolds, New York Times, "Those 2-Minute Walk Breaks? They Add Up," 28 Mar. 2018 The readout also said that the two leaders talked about some differences. John Wagner, Washington Post, "Trump defends congratulatory call to Putin, saying better relations are a ‘good thing’," 21 Mar. 2018 In October 2017, senior Justice Department officials gave lawmakers from both parties a readout on the 2016 briefing after Republicans demanded to see documents about the Russia investigation and related matters. Marshall Cohen, CNN, "Trump says he wasn't warned in 2016 about Russia threats. He was.," 31 May 2018 There was no readout from Iran immediately after the meeting, but Mogherini said all participants had agreed to reconvene the JCPOA again at a later date. Kiyoko Metzler,, "With U.S. out, others reaffirm commitment to Iran nuclear deal," 6 July 2018 That means that either the DTE readout was way off, or our tank didn’t really hold 13.2 gallons. G. Chambers Williams Iii, star-telegram, "C-HR brings small crossover entry to Toyota lineup, starting at $22,500 | Fort Worth Star-Telegram," 28 Apr. 2018 John Bolton, Trump’s national security adviser, reportedly called Egypt’s acting intelligence chief to discuss the possibility that Cairo would even contribute to the Arab force; there was no readout on how the call went. Alex Ward, Vox, "Trump wants Arab nations to send troops into Syria. That’s a spectacularly bad idea.," 17 Apr. 2018 Karow helped the company develop and expand its Health Nucleus, a testing center that provides customers very detailed readouts of their present health, potential for diseases later on, and strategies to preserve health. Bradley J. Fikes,, "Human Longevity names interim CEO," 13 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'readout.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of readout


1946, in the meaning defined at sense 2a


1600, in the meaning defined at sense 1a

Keep scrolling for more

Learn More about readout

Statistics for readout

Last Updated

10 Oct 2018

Look-up Popularity

Time Traveler for readout

The first known use of readout was in 1600

See more words from the same year

Keep scrolling for more

More Definitions for readout



English Language Learners Definition of readout

computers : a small screen that shows information; also : the information shown on such a screen


read·out | \ˈrēd-au̇t \

Kids Definition of readout

1 : information from an automatic device (as a computer) that is recorded (as on a disk) or presented in a form that can be seen

2 : an electronic device that presents information in a form that can be seen a calculator's readout

More from Merriam-Webster on readout

See words that rhyme with readout

Spanish Central: Translation of readout

Comments on readout

What made you want to look up readout? Please tell us where you read or heard it (including the quote, if possible).


to reject or criticize sharply

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Bee Cubed

Test Your Knowledge - and learn some interesting things along the way.


Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!