(informal) A wine in which diacetyl is deliberately promoted in order to impart a buttery flavour.

plural of Christiana

Belonging to, or proceeding from, angels; resembling, characteristic of, or partaking of the nature of, an angel. / Very sweet-natured or well-behaved. / (chemistry) Of or pertaining to angelic acid.

(sciences) The process of manually searching through academic journals, etc. rather than using electronic search facilities.