SEMIDIAMETER

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

The apparent radius of a celestial body when viewed as a disc from the earth

Classified under:

Nouns denoting attributes of people and objects

Hypernyms ("semidiameter" is a kind of...):

r; radius (the length of a line segment between the center and circumference of a circle or sphere)

Credits