WordNet: straight line

a line traced by a point traveling in a constant direction; a line of zero curvature; "the shortest distance between two points is a straight line"

• hypernym line

• hyponym perpendicular

• hyponym asymptote

• hyponym tangent

• hyponym secant

• hyponym radius

• hyponym diameter

• hyponym chord

• hyponym element

• hyponym bias, diagonal

• hyponym diagonal

• hyponym vector

straight line

• (englanti) curve (antonym)
• (suomi) suora (synonyymi)

• (suomi) suora viiva (synonyymi)