inquiry

noun

in·​qui·​ry in-ˈkwī(-ə)r-ē 

ˈin-ˌkwī(-ə)r-ē;

ˈin-kwə-rē 

ˈiŋ-;

ˈin-ˌkwir-ē

plural inquiries

1

: a request for information

2

: a systematic investigation often of a matter of public interest

3

: examination into facts or principles : research

Synonyms

• delving
• disquisition
• examen
• examination
• exploration
• inquest
• inquisition
• investigation
• probation
• probe
• probing
• research
• study

Examples of inquiry in a Sentence

Discovered when Galileo Galilei turned the first astronomical telescope to the heavens in 1610, the Jovian system has been a focus of scientific inquiry ever since. —Chad Galts, Brown Alumni Monthly, November 1996

… his head was tilted at the precise angle of inquiry as to where he should put Muhlenberg's drink. —Theodore Sturgeon, E Pluribus Unicorn, (1953) 1965

… distinguish between legitimate legislative inquiry into the acts of a man … and illegitimate inquiry into opinions … —Norman Thomas, New Republic, 28 Feb. 1955

She refused to answer inquiries from the media about her marriage.

The board ordered an inquiry to determine whether the rules had been followed.

Further inquiry showed that he had visited the city twice before.

The police are pursuing a new line of inquiry.

Recent Examples on the Web

Representatives for the district attorney’s office did not respond to inquiries about that case this week. —James Queally, Los Angeles Times, 10 Jan. 2025

The inquiries led to the resignation of his police commissioner, first deputy mayor, deputy mayor for public safety, education chancellor, a senior adviser and the mayor’s chief adviser — who was herself indicted on state charges last month. —William K. Rashbaum, New York Times, 10 Jan. 2025

The Dallas Examiner, which published several articles reporting on locals’ concerns, previously reported that there was a police investigation surrounding the works as evidence for alleged child abuse, but the museum had not responded to inquiries about it until now. —Francesca Aton, ARTnews.com, 10 Jan. 2025

When there’s a network issue, there’s a very large volume of customer interaction and inquiries. —Ron Schmelzer, Forbes, 9 Jan. 2025

Word History

Etymology

see inquire

First Known Use

15th century, in the meaning defined at sense 3

Phrases Containing inquiry

• court of inquiry

Kids Definition

inquiry

noun

in·​qui·​ry in-ˈkwī(ə)r-ē  ˈin-ˌkwī(ə)r- 

ˈin-kwə-rē,

ˈiŋ-;

ˈin-ˌkwi(ə)r-ē

plural inquiries

1

a

: the act of inquiring

learn by inquiry

b

: a request for information

make inquiries at the station

2

: a search for truth or knowledge

3

: a careful examination : investigation

Legal Definition

inquiry

noun

in·​qui·​ry ˈin-ˌkwīr-ē, in-ˈkwīr-ē; ˈin-kwə-rē, ˈiŋ- 

plural inquiries

1

: a request for information

such doubt as would cause a reasonable person to make an inquiry

2

: a systematic official investigation often of a matter of public interest especially by a body (as a legislative committee) with power to compel testimony