Crossword Clue:

the distance between the tips of the two wings

AnswerCrossword Clue
SPANDistance between the wing tips of a plane.
LINEA straight one is the shortest distance between two points
AXIOM"A straight line is the shortest distance between two points," for instance.
SPANDistance between wing tips
BEELINEShortest distance between two points.
BEELINEShortest distance between two points
LINEShortest distance between two points