(biochemistry) A complex protein, found in bacterial, archeal and eukaryotic cells, that breaks down other proteins via proteolysis.

Alternative form of moonsickle.

(medicine) A small flat absorbent pad of cotton or wool, used to medicate, drain, or protect a wound or sore. / A string of oakum used in calking.

The hot pungent oil expressed from mustard seeds; used sparingly as a food dressing. / (organic chemistry) The essential oil allyl isothiocyanate, also obtained from mustard seeds.