classical

adjective

clas·​si·​cal ˈkla-si-kəl 

1

: standard, classic

2

a

: of or relating to the ancient Greek and Roman world and especially to its literature, art, architecture, or ideals

classical civilization

b

: versed in the classics

a classical scholar

3

a

: of or relating to music of the late 18th and early 19th centuries characterized by an emphasis on balance, clarity, and moderation

b

: of, relating to, or being music in the educated European tradition that includes such forms as art song, chamber music, opera, and symphony as distinguished from folk or popular music or jazz

4

a

: authoritative, traditional

b(1)

: of or relating to a form or system considered of first significance in earlier times

classical Mendelian genetics

(2)

: not involving relativity, wave mechanics, or quantum theory

classical physics

c

: conforming to a pattern of usage sanctioned by a body of literature rather than by everyday speech

5

: concerned with or giving instruction in the humanities, the fine arts, and the broad aspects of science

a classical curriculum

Synonyms of classical

• traditional
• customary
• conventional

Examples of classical in a Sentence

the classical preparation of a ham for Easter

a writer celebrated for his classical profiles of eminent Victorians

Recent Examples on the Web

The team performed 2,415 logical two-qubit operations and 468 logical T gates, creating a circuit complex enough to challenge classical simulation methods. — Neetika Walter, Interesting Engineering, 30 July 2026

The programming spans nearly every artistic discipline—jazz, hip-hop, theater, dance, classical music—and long-standing partnerships with embassies and community organizations helped shape the calendar. — Janay Kingsberry, The Atlantic, 30 July 2026

Unfortunately, today’s quantum computers either can’t run those algorithms or can only run simplified versions that classical computers can also handle. — ArsTechnica, 30 July 2026

This current turn of events was born when Clark was invited to participate in the BBC Proms classical/pops crossover program, as captured on the new album, which was initially put out only on streaming and just had a vinyl edition come out in July. — Chris Willman, Variety, 29 July 2026

Word History

Etymology

Latin classicus

First Known Use

1546, in the meaning defined at sense 2a

Phrases Containing classical

• anti-classical
• classical conditioning
• classical-liberal
• classical liberalism
• classical mechanics

Rhymes for classical

• neoclassical
• semiclassical
• nonclassical

Kids Definition

classical

adjective

clas·​si·​cal ˈklas-i-kəl 

1

: classic entry 1 sense 1a

2

: of or relating to the classics of literature or art

especially : of or relating to the ancient Greek and Roman classics

classical studies

3

: of or relating to serious music in the European tradition

4

: authoritative, traditional

5

: concerned with a general study of the arts and sciences and not specializing in technical studies

a classical high school