In*im"i*cal [L. inimicalis, fr. inimicus unfriendly, hostile; pref. in- not + amicus friendly. See Amity.]
1.
Having the disposition or temper of an enemy; unfriendly; unfavorable; -- chiefly applied to private, as hostile is to public, enmity.
2.
Opposed in tendency, influence, or effects; antagonistic; inconsistent; incompatible; adverse; repugnant.
We are at war with a system, which, by its essence, is inimical to all other governments.
Burke.
© Webster 1913.