🌌

sidereal

adjective

/saɪˈdɪəriəl/

Meaning

Relating to the stars or constellations; measured relative to the stars.

Astronomers use sidereal time to track the positions of stars.

stellar, astral, cosmic, celestial

terrestrial, earthly

sidereal time, sidereal day, sidereal year

severely critical; harshly scornful

rare, unusual, or remarkable

Relating to the heart and blood vessels.

Not alike; different.

Hasty and therefore not thorough or detailed.

Revealing something that is usually hidden; giving away a secret or clue.