DUPLEX

duplex

(adjective) allowing communication in opposite directions simultaneously; “duplex system”; “duplex telephony”

duplex

(adjective) (used technically of a device or process) having two parts; “a duplex transaction”

duplex

(verb) change into a duplex

Source: WordNet® 3.1

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Etymology

Adjective

duplex (not comparable)

Double, made up of two parts.

(telecommunications) Bidirectional (in two directions).

(soil science) Having horizons with contrasting textures.

Antonyms

• (bidirectional): simplex (unidirectional)

Hyponyms

(bidirectional)

• full duplex

• half-duplex

• semiduplex

Noun

duplex (plural duplexes)

(US) A house made up of two dwelling units.

(philately) A cancellation combining a numerical cancellation with a second mark showing time, date, and place of posting.

(juggling) A throwing motion where two balls are thrown with one hand at the same time.

(biochemistry) A double-stranded polynucleotide.

(geology) A system of multiple thrust faults bounded above and below by a roof thrust and floor thrust.

Verb

duplex (third-person singular simple present duplexes, present participle duplexing, simple past and past participle duplexed)

To make duplex.

To make into a duplex.

(juggling) To make a series of duplex throws.

Source: Wiktionary

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Du"plex, a. Etym: [L., fr. duo two + plicare to fold. See Two, and Complex.]

Definition: 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 Etym: [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.

Source: Webster’s Unabridged Dictionary 1913 Edition

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