in nubibus (L.), in the clouds.
in pace (L.), in peace.
in partibus infidelium (L.), in unbelieving countries—where there are no strictly territorial Catholic dioceses.
in petto (It.), within the breast: in reserve.
in posse (Late L.), in potential existence: in possibility.
in propriâ personâ (Late L.), in person.
in puris naturalibus (Late L.), quite naked.
in re (L.), in the matter of.
in rerum naturâ (L.), in nature.
in secula seculorum (L.), for ever and ever.