POLAR a. 4 definitions
(L. timidus). -- Polar lights, the aurora borealis or australis. -- Polar, or Polaric, opposition or contrast (Logic), an opposition or contrast made by the existence of two opposite conceptions which are the extremes in a species, as white and black in colors; hence, as great an opposition or contrast as possible.…
PRACTICE n. 19 definitions
nctions of the soul, -- contemplation and practice. South. There is a distinction, but no opposition, between theory and practice; each, to a certain extent, supposes the other; theory is dependent on practice; practice must have preceded theory. Sir W. Hamilton.
QUADRATURE n. 4 definitions
ter of a circle, as the moon when at an equal distance from the points of conjunction and opposition. Quadrature of the moon (Astron.), the position of the moon when one half of the disk is illuminated. -- Quadrature of an orbit (Astron.), a point in an orbit which is at either extremity of the latus rectum drawn thro…