D defs.my
Entry 2 senses Webster, 1913

Obliquity

· Ob·liq·ui·ty · IPA /əˈblɪkwɪti/
01 n. The condition of being oblique; deviation from a right line; deviation from parallelism or perpendicularity; the amount of such deviation; …
pl. Obliquities ((#))
  1. 1.
    The condition of being oblique; deviation from a right line; deviation from parallelism or perpendicularity; the amount of such deviation; divergence; as, the obliquity of the ecliptic to the equator.
  2. 2.
    Deviation from ordinary rules; irregularity; deviation from moral rectitude.
    “To disobey [God] . . . imports a moral obliquity.” South.