Meaning of 'tune'

noun

the adjustment of a radio receiver or other circuit to a required frequency

noun

the property of producing accurately a note of a given pitch

Example: "They cannot sing in tune."

noun

a succession of notes forming a distinctive sequence

Synonyms: air

verb

adjust the pitches of musical instruments

Example: "My piano needs to be tuned."

Synonyms: tune up

verb

adjust for (better) functioning

Example: "tune the engine"

Synonyms: tune up