letter

1 of 4

noun (1)

let·​ter ˈle-tər 

1

: a symbol usually written or printed representing a speech sound and constituting a unit of an alphabet

2

a

: a direct or personal written or printed message addressed to a person or organization

b

: a written communication containing a grant

—usually used in plural

3

letters plural in form but singular or plural in construction

a

: literature, belles lettres

b

: learning

4

: the strict or outward sense or significance

the letter of the law

5

a

: a single piece of type

b

: a style of type

6

: the initial of a school awarded to a student for achievement usually in athletics

letter

2 of 4

verb

lettered; lettering; letters

transitive verb

1

: to set down in letters : print

2

: to mark with letters

intransitive verb

: to win an athletic letter

letterer

ˈle-tər-ər 

noun

letter

3 of 4

noun (2)

let·​ter ˈle-tər 

: one that rents or leases

letterer

4 of 4

noun (3)

let·​ter·​er ˈletərə(r) 

-etə-

plural -s

: one that letters: such as

a

: a commercial artist who does lettering

b

: a craftsman who paints company names or other lettering on commercial vehicles

c

: an artisan who cuts incised or raised letters and designs on monumental stones

d

: a craftsman who copies the magnified outlines of lead type as patterns for steel type

Synonyms of letter

Noun (1)

• epistle
• note
• memo

Noun (2)

• landlord

Examples of letter in a Sentence

Noun (1)

he faithfully wrote her a letter every week they were apart

Noun (2)

it is the letter of the apartment—not the lessee—who is responsible for basic repair and upkeep

Recent Examples on the Web

Noun

After two decades behind bars and with few options left, Marquez Powell sat down several years ago and wrote a letter from a rural Georgia prison more than 100 miles from his Atlanta home. — Andy Rose, CNN Money, 26 June 2026

Coupal initially stood his ground, but later issued a letter spelling out terms for the eventual agreement. — Stephen Hobbs, Sacbee.com, 26 June 2026

Verb

Dain Blanton—At Pepperdine, lettered for four seasons (1991-94) as an outside hitter. — Assistant Sports Editor, Los Angeles Times, 18 June 2026

Williams earned high grades, tested well, and lettered in two sports. — Emma Seiwell, New York Daily News, 13 June 2026

Word History

Etymology

Noun (1)

Middle English, from Anglo-French lettre, from Latin littera letter of the alphabet, litterae, plural, epistle, literature

First Known Use

Noun (1)

13th century, in the meaning defined at sense 1

Verb

1504, in the meaning defined at transitive sense 1

Noun (2)

1552, in the meaning defined above

Noun (3)

1803, in the meaning defined above

Phrases Containing letter

• air letter
• black letter
• block letter
• by letter
• chain letter
• covering letter
• cover letter
• day letter
• dead letter
• fan letter
• form letter
• four-letter
• four-letter word
• French letter
• letter bomb
• letter box
• letter boxing
• letter carrier
• letter of credence
• letter of credit
• letter of intent
• letter opener
• letter-perfect
• letter sheet
• letter spacing
• night letter
• open letter
• poison-pen letter
• proffer letter
• queen for a day letter
• red-letter
• red-letter day
• rejection letter
• scarlet letter
• target letter
• the letter of the law
• to the letter

Rhymes for letter

• better
• bettor
• debtor
• fetter
• getter
• netter
• petter
• rhetor
• setter
• sweater
• tetter
• vetter

Kids Definition

letter

1 of 2 noun

let·​ter ˈlet-ər 

1

: one of the marks that are symbols for speech sounds in writing or print and that make up the alphabet

2

: a written or printed communication

3

plural : literature sense 2a

4

: the strict or outward meaning

the letter of the law

5

: the initial of a school awarded to a student especially for athletic achievement

letter

2 of 2 verb

: to mark with letters

letterer

-ər-ər 

noun

Legal Definition

letter

noun

let·​ter

1

: a direct written statement addressed to an individual or organization

broadly : an official communication see also counterletter

— Crummey letter \ ˈkrə-​mē \

: a letter from the trustee of a Crummey trust notifying the beneficiary of his or her right to withdraw funds for a given time

— determination letter

: a letter from an administrative agency (as the Internal Revenue Service) usually in response to a request in which a determination, decision, or ruling is made

— information letter

: a letter from an administrative agency usually in response to a request that provides information and especially that simply calls attention to an interpretation or principle of law

— letter of intent

: a letter in which the intention to enter into a formal agreement (as a contract) or to take some specified action is stated

— letter rogatory \ -​ˈrō-​gə-​ˌtȯr-​ē \ probably partial translation of Medieval Latin littera rogatoria letter of request

: a formal written request by a court to a court in a foreign jurisdiction to summon and examine a witness in accordance with that jurisdiction's procedures (as oral interrogatories) —usually used in pl.

— 90-day letter

: a letter from the Internal Revenue Service notifying a taxpayer of a determination of a deficiency

Note: A taxpayer has 90 days from the date of the mailing of the 90-day letter to petition for a redetermination of the deficiency in the U.S. Tax Court.

— no-action letter

: a letter from an attorney for the Securities and Exchange Commission recommending that the Commission take no prosecutorial action with regard to a suspected and investigated violation of SEC rules or regulations

— opinion letter

: a letter in which an opinion (as of a court or attorney) is given

— ruling letter

: determination letter in this entry

— 30-day letter

: a letter from the Internal Revenue Service to a taxpayer who has been audited and disputes the auditor's determination that sets out the taxpayer's right to appeal

Note: A taxpayer has 30 days from the time of the mailing of the 30-day letter to respond.

2

: a written communication usually from a court containing a grant (as of a right) or an appointment

—usually used in pl.

— letter of attorney

: power of attorney

— letter of marque \ -​ˈmärk \ Anglo-French mark, marque right of retaliation, from Middle French marque, from Old Provençal marca, from marcar to mark, seize as pledge

: a letter from a government formerly used to grant a private person the power to seize the subjects of a foreign state

specifically : authority granted to a private person to fit out an armed ship to plunder the enemy

—usually used in pl.

—often used in the phrase letters of marque and reprisal

the Congress shall have power…to declare war, grant letters of marque and reprisal, and make rules concerning captures on land and water

—U.S. Constitution art. I

— letters of administration

: a letter from a probate court that appoints the addressee administrator of an estate

— letters patent

: a letter (as from a government) that grants a designated person a right (as to property) and that is in a form open for public inspection : patent

— letters testamentary

: a letter from a probate court that appoints or confirms the executor of an estate

3

: letter of credit