formal

1 of 3

adjective (1)

for·​mal ˈfȯr-məl 

1

a(1)

: following or according with established form, custom, or rule

lacked formal schooling

a formal dinner party

formal attire

(2)

: made or done in an official and usually public way

received formal recognition

made a formal announcement

b

: done in due or lawful form

a formal contract

received formal recognition

2

a

: characterized by punctilious respect for form : methodical

very formal in all his dealings

b

: rigidly ceremonious : prim

… the ambience was overly formal, everyone but me was wearing a suit and tie.

—James Suckling

c

: suitable for serious or official speech and writing

a formal word

3

a

: having the appearance without the substance

What do I mean when I speak of formal religion? … When a person is a Christian in name only, and not in reality …

—John Charles Ryle

b

: existing or being something in name or form only

a purely formal requirement that can be waived

4

a

: belonging to or constituting the form or essence of a thing

formal cause

b

: relating to or involving the outward form, structure, relationships, or arrangement of elements rather than content

formal logic

the formal aspects of a poem

a formal style of painting

a formal approach to comparative linguistics

formally

ˈfȯr-mə-lē 

adverb

formalness noun

formal

2 of 3

noun

: something (such as a dance or a dress) formal in character

formal

3 of 3

adjective (2)

: molar entry 3

Synonyms of formal

Adjective (1)

• ceremonial
• ceremonious
• conventional
• official

Noun

• prom
• dance
• celebration
• festival

Choose the Right Synonym for formal

ceremonial, ceremonious, formal, conventional mean marked by attention to or adhering strictly to prescribed forms.

ceremonial and ceremonious both imply strict attention to what is prescribed by custom or by ritual, but ceremonial applies to things that are associated with ceremonies,

a ceremonial offering

ceremonious to persons given to ceremony or to acts attended by ceremony.

made his ceremonious entrance

formal applies both to things prescribed by and to persons obedient to custom and may suggest stiff, restrained, or old-fashioned behavior.

a formal report

the headmaster's formal manner

conventional implies accord with general custom and usage

conventional courtesy

and may suggest a stodgy lack of originality or independence.

conventional fiction

Examples of formal in a Sentence

Adjective (1)

a formal meeting of the board of directors

a formal contract that was legally binding

was the formal head of the charitable organization though he never attended a single meeting

gave her a formal invitation to dinner

the dress code is formal for tonight's event

a shop that rents out formal wear

the formal language of the coronation ceremony

Noun

he asked her to the formal at the end of the year

Recent Examples on the Web

Adjective

One week after King Charles III initiated the formal process to remove the style, titles and honors of Prince Andrew, his brother's name was notably missing from the royal website. —Tracy Wright, FOXNews.com, 3 Nov. 2025

At the time of publication, Fletcher had not taken any formal actions to reopen the case with those disputes. —Nicole Blanchard, Idaho Statesman, 3 Nov. 2025

Noun

Guests are asked to adhere to a 'fashion formal' dress code, which encourages creative and bold attire. —Jc Reindl, Freep.com, 2 Oct. 2025

To wit, there’s semi-formal, which is often conflated with cocktail dress codes, as well as beach formal, which is sometimes the rule for destination weddings. —Hannah Jackson, Vogue, 23 Aug. 2025

Word History

Etymology

Adjective (1) and Noun

Middle English, from Latin formalis, from forma

Adjective (2)

formula + -al entry 1

First Known Use

Adjective (1)

14th century, in the meaning defined at sense 4a

Noun

1605, in the meaning defined above

Adjective (2)

circa 1934, in the meaning defined above

Rhymes for formal

• formyl
• abnormal
• conformal
• informal
• lognormal
• nonformal
• subnormal
• orthonormal
• paranormal
• supernormal

Kids Definition

formal

1 of 2 adjective

for·​mal ˈfȯr-məl 

1

: of, relating to, or being the form of something rather than content

2

a

: following or agreeing with established form, custom, or rule

a formal education

b

: relating to, suitable for, or being an event requiring elegant dress and manners

a formal ball

formal dress

3

: done in due or lawful form

a formal contract

formally

-mə-lē 

adverb

formalness noun

formal

2 of 2 noun

: something (as a dance) formal in nature

Legal Definition

formal

adjective

for·​mal

1

: relating to or involving outward form, structure, or arrangement rather than content

a formal defect in the pleadings

2

: requiring special or established solemnities or formalities especially in order to be effective or valid under the law

received formal notice

a formal criminal charge

3

: being such only as a matter of form : nominal

a formal party to a lawsuit