Try Our Apps


The Best Internet Slang

sidereal hour angle

noun, Astronomy.
the angle, measured westward through 360°, between the hour circle passing through the vernal equinox and the hour circle of a celestial body.
Compare hour angle. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source

Word of the Day

Difficulty index for sidereal hour angle

Few English speakers likely know this word

Word Value for sidereal

Scrabble Words With Friends

Nearby words for sidereal hour angle