DURING
Dur"ing, prep. Etym: [Orig., p. pr. of dure.]

Defn: In the time of; as long as the action or existence of; as, during life; during the space of a year.

DURIO
Du"ri*o, n. Etym: [NL., fr. Malay d thorn.] (Bot.)

Defn: A fruit tree (D. zibethinus, the only species known) of the
Indian Archipelago. It bears the durian.

DURITY
Du"ri*ty, n. Etym: [L. duritas, fr. durus hard.] [Obs.]

1. Hardness; firmness. Sir T. Browne.

2. Harshness; cruelty. Cockeram.

DUROMETER
Du*rom"e*ter, n. Etym: [L. durus hard + -meter.]

Defn: An instrument for measuring the degree of hardness; especially, an instrument for testing the relative hardness of steel rails and the like.

DUROUS
Du"rous, a. Etym: [L. durus.]