from
The Collaborative International Dictionary of English v.0.48
Obliquity \Ob*liq"ui*ty\, n.; pl. {Obliquities}. [L. obliquitas:
cf. F. obliquit['e].]
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.
[1913 Webster]
2. Deviation from ordinary rules; irregularity; deviation
from moral rectitude.
[1913 Webster]
To disobey [God] . . . imports a moral obliquity.
--South.
[1913 Webster]