English

Noun

solar day ‎(plural solar days)

1. (astronomy) one day of solar time, the time between successive noons; the time in which a planet such as Earth apparently rotates once around its axis, relative to the sun (on Earth about 24 hours as an average - the length of solar day is not constant throughout the year)

Derived terms

• mean solar day

Related terms

• solar time

Translations

See also

• sidereal day
• stellar day