Adjacent Words

duplex definitions

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WordNet (r) 3.0 (2005)

adj
1: (used technically of a device or process) having two parts; "a duplex transaction"
2: allowing communication in opposite directions simultaneously; "duplex system"; "duplex telephony" n
1: a house with two units sharing a common wall [syn: duplex house, duplex, semidetached house]
2: an apartment having rooms on two floors that are connected by a staircase [syn: duplex apartment, duplex] v
1: change into a duplex

Merriam Webster's

I. adjective Etymology: Latin, from duo two + -plex -fold — more at two, -fold Date: 1567 1. a. having two principal elements or parts ; double, twofold b. having two complementary polynucleotide strands of DNA or of DNA and RNA 2. allowing telecommunication in opposite directions simultaneously II. transitive verb Date: 1833 to make duplex III. noun Date: 1922 something duplex: as a. a 2-family house b. duplex apartment c. a duplex molecule of DNA or of RNA and DNA

Oxford Reference Dictionary

n. & adj. --n. esp. US 1 a flat or maisonette on two levels. 2 a house subdivided for two families. --adj. 1 having two elements; twofold. 2 esp. US a (of a flat) two-storeyed. b (of a house) for two families. 3 Computing (of a circuit) allowing the transmission of signals in both directions simultaneously (opp. SIMPLEX). Phrases and idioms: half-duplex Computing (of a circuit) allowing the transmission of signals in both directions but not simultaneously. Etymology: L duplex duplicis f. duo two + plic- fold

Webster's 1913 Dictionary

Duplex Du"plex, v. t. [See Duplex, a.] (Teleg.) To arrange, as a telegraph line, so that two messages may be transmitted simultaneously; to equip with a duplex telegraphic outfit.

Webster's 1913 Dictionary

Duplex Du"plex, a. [L., fr. duo two + plicare to fold. See Two, and Complex.] Double; twofold. Duplex escapement, a peculiar kind of watch escapement, in which the scape-wheel has two sets of teeth. See Escapement. Duplex lathe, one for turning off, screwing, and surfacing, by means of two cutting tools, on opposite sides of the piece operated upon. Duplex pumping engine, a steam pump in which two steam cylinders are placed side by side, one operating the valves of the other. Duplex querela [L., double complaint] (Eccl. Law), a complaint in the nature of an appeal from the ordinary to his immediate superior, as from a bishop to an archbishop. --Mozley & W. Duplex telegraphy, a system of telegraphy for sending two messages over the same wire simultaneously. Duplex watch, one with a duplex escapement.

Collin's Cobuild Dictionary

(duplexes) 1. A duplex is a house which has been divided into two separate units for two different families or groups of people. (AM) N-COUNT 2. A duplex or a duplex apartment is a flat or apartment which has rooms on two floors. (AM) N-COUNT

Moby Thesaurus

Janus-like, ambidextrous, apartment house, bifacial, bifold, biform, bifurcated, bilateral, binary, binate, biparous, bipartisan, bipartite, bivalent, condominium, conduplicate, cooperative apartment house, dichotomous, disomatous, double, double-barreled, double-faced, duadic, dual, dualistic, duple, duplex house, duplicate, duplicated, dyadic, flats, geminate, geminated, high-rise apartment building, identical, matched, second, secondary, tenement, twain, twin, twinned, two, two-faced, two-level, two-ply, two-sided, two-story, twofold