(obsolete, medicine) An acetyl derivative of tannic acid once used as an astringent.

(meteorology) A large gap, usually circular or elliptical, that can appear in cirrocumulus or altocumulus clouds as a result of the Wegener-Bergeron-Findeisen process.

present participle of eat like a bird

Abbreviation of dipropyleneglycol. / Abbreviation of diphosphoglycerate. / Abbreviation of dihydroxyphenylglycine.