conventional

adjective

con·​ven·​tion·​al kən-ˈven(t)-sh(ə-)nəl 

1

: formed by agreement or compact

2

a

: according with, sanctioned by, or based on convention

conventional spelling

conventional morality

b

: lacking originality or individuality : trite

Most of her books are conventional detective stories.

c(1)

: ordinary, commonplace

conventional medications

(2)

: nonnuclear sense 1

conventional warfare

3

a

: according with a mode of artistic representation that simplifies or provides symbols or substitutes for natural forms

b

: of traditional design

4

: of, resembling, or relating to a convention, assembly, or public meeting

conventionalism

kən-ˈven(t)-sh(ə-)nə-ˌli-zəm 

noun

conventionalist

kən-ˈven(t)-sh(ə-)nə-list 

noun or adjective

conventionalization

kən-ˌven(t)-sh(ə)-nə-lə-ˈzā-shən 

noun

conventionalize

kən-ˈven(t)-sh(ə-)nə-ˌlīz 

transitive verb

conventionally adverb

Synonyms of conventional

• usual
• current
• customary
• prevailing
• standard
• popular

Choose the Right Synonym for conventional

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 conventional in a Sentence

The number sign is the conventional symbol for labeling something measured in pounds.

While microwaves heat up food more quickly, most food tastes better when it is cooked in a conventional oven.

Most of her books are conventional detective stories.

His views on dating are more conventional than those of some of his friends.

Recent Examples on the Web

The number of homebuyers taking out VA loans also increased in August, rising 3 percent year-over-year nationwide—bucking the trend observed for conventional loans, which declined 9 percent year-over-year in the same month. —Giulia Carbonaro, MSNBC Newsweek, 6 Nov. 2025

The new material is applied in the same way as conventional fluoride treatments, but with far more regenerative potential. —Neetika Walter, Interesting Engineering, 5 Nov. 2025

Scientists from Cornell University have created a machine that knits solid 3D objects out of nice old-timey conventional yarn. —New Atlas, 5 Nov. 2025

Its electric power delivers a quieter, emissions-free flight with minimal costs than conventional aircraft. —Michael Verdon, Robb Report, 5 Nov. 2025

Word History

Etymology

see convention

First Known Use

15th century, in the meaning defined at sense 1

Phrases Containing conventional

• anti-conventional
• conventional medicine
• conventional wisdom

Rhymes for conventional

• attentional
• dimensional
• extensional
• intensional
• intentional
• interventional
• nonconventional
• nondimensional
• unconventional
• unintentional
• multidimensional
• unidimensional

Kids Definition

conventional

adjective

con·​ven·​tion·​al kən-ˈvench-nəl 

-ˈven-chən-ᵊl

: following, agreeing with, or based on convention

conventional people

conventional remarks

a conventional detective story

conventionally

-ē

adverb

Legal Definition

conventional

adjective

con·​ven·​tion·​al kən-ˈven-chə-nəl 

1

: based on, settled by, or formed by agreement : contractual compare judicial sense 2, legal sense 2c

2

: of, like, or relating to a convention or public meeting