Obs. rare. [f. L. cydōnia (sc. mala) quinces, quince, from Cydōnia, Κυδωνία a town of Crete. (In L. also cotōnia, cotōnea, whence Pr. codoing, F. coing, OF. pl. coins, Eng. quince.)] Quince.
Hence † Cydoniate v., to treat with juice of quinces. Cydonin, mucilage of quince seeds.
1643. J. Steer, trans. Exp. Chyrurg., vi. 26. Adde the musilage of Cydon seeds a little.
1684. trans. Bonets Merc. Compit., XIX. 743. The tincture of Steel pomated or cydoniated.
1853. Pereira, Elem. Mat. Med. (ed. 3), II. II. 1814. Cydonin (peculiar gum of Quince Seed).
1882. Syd. Soc. Lex., Cydonin forming the chief part of the secondary membrane of the epidermis of the seed.