Associations to the word «Semidiameter»
Wiktionary
SEMIDIAMETER, noun. (astronomy) The apparent radius of a star etc, when viewed from Earth.
SEMIDIAMETER, noun. (archaic) A radius: half of a diameter.
Dictionary definition
SEMIDIAMETER, noun. The apparent radius of a celestial body when viewed as a disc from the earth.
Wise words
Wisdom does not show itself so much in precept as in life -
in firmness of mind and a mastery of appetite. It teaches us
to do, as well as talk, and to make our words and actions
all of a color.