Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ“System of”
The following 4 entries include the term System of.
International System of Units
noun phrase: a system of units based on the metric system and developed and refined by international convention especially for scientific work —abbreviation SI
ecliptic system of coordinates
: a system of celestial coordinates based on the ecliptic compare celestial latitude, celestial longitude
equator system of coordinates
: the system of celestial coordinates based on the celestial equator, its coordinates being declination and right ascension
horizon system of coordinates
: a system of celestial coordinates based on the observer's horizon with its coordinates being altitude and azimuth
Love words? Need even more definitions?
Merriam-Webster unabridged
