You know what it looks like… but what is it called?
TAKE THE QUIZ“axis of”
The following 6 entries include the term axis of.
axis of abscissas
: the axis parallel to which abscissas are measured
axis of a curve
: a straight line that bisects at right angles a system of parallel chords and divides the curve into two symmetrical portions (as in the parabola which has one such axis, the ellipse which has two, or the circle which has an infinite number)
axis of a lens
: the common axis of symmetry of all the lens surfaces compare optical axis
axis of an airfoil
: a line perpendicular to an airfoil section
axis of ordinates
: the axis parallel to which ordinates are measured
axis of rotation
: the straight line through all fixed points of a rotating rigid body around which all other points of the body move in circles
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Merriam-Webster unabridged
