[doo, dyoo; French dy] /du, dyu; French dü/
(in names of French derivation) a contraction of de and the article le:
Joachim du Bellay.
(“disk usage”) The Unix command to list the amount of disk space consumed by a directory and its subdirectories.
Unix manual page: du(1).
Dobson unit (for measuring ozone concentration)
Directory User Agent
[doo-ad, dyoo-] /ˈdu æd, ˈdyu-/ noun 1. a group of two; couple; pair. /ˈdjuːæd/ noun 1. a rare word for pair1
[doo-uh l, dyoo-] /ˈdu əl, ˈdyu-/ adjective 1. of, relating to, or noting two. 2. composed or consisting of two people, items, parts, etc., together; twofold; double: dual ownership; dual controls on a plane. 3. having a twofold, or double, character or nature. 4. Grammar. being or pertaining to a member of the category of […]
language An early system on the IBM 701. [CACM 2(5):16 (May 1959)]. (1994-12-13)