[Fr., dim. of casse or caisse (cf. CASE), ad. It. cassetta.] A casket.
1793. Southey, Life & Corr. (1849), I. 196. In very bad weather, take out my casette and write to you. Ibid. (1807), Espriellas Lett. (1814), I. 83. One purchase I ventured to make, that of a travelling caissette.
1881. Contemp. Rev., June, 926. The robbery of Baroness Von Meyerdorfs Cassette.
b. Photogr. (see quot.).
1875. trans. Vogels Chem. Light, v. 42. For the purpose of transporting the plate the photographer employs a little flat box called the cassette.