radius vector
radius vector
nounDefinition of RADIUS VECTOR
1
a : the line segment or its length from a fixed point to a variable point b : the linear polar coordinate of a variable point
2
: a straight line joining the center of an attracting body (as the sun) with that of a body (as a planet) in orbit around it
First Known Use of RADIUS VECTOR
circa 1753
Browse
Next Word in the Dictionary: radix
Previous Word in the Dictionary: radius rod
All Words Near: radius vector
Previous Word in the Dictionary: radius rod
All Words Near: radius vector
Seen & Heard 
What made you want to look up radius vector? Please tell us where you read or heard it (including the quote, if possible).
