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Related to Uni-directional: unidirectional microphone


1. Consisting of or marked by only one part or element.
2. Of or relating to a telecommunications system in which only one message can be sent in either direction at one time.
n. pl. sim·plex·es or sim·pli·ces (-plĭ-sēz′)
1. Mathematics A Euclidean geometric spatial element having the minimum number of boundary points, such as a line segment in one-dimensional space, a triangle in two-dimensional space, or a tetrahedron in three-dimensional space.
2. Linguistics A word that has no affixes and is not part of a compound; a simple word.

[Latin, simple; see sem- in Indo-European roots.]


(Telecommunications) permitting the transmission of signals in only one direction in a radio circuit, etc. Compare duplex
n, pl simplexes or simplicia (sɪmˈplɪʃə)
1. (Linguistics) linguistics a simple not a compound word
2. (Mathematics) geometry the most elementary geometric figure in Euclidean space of a given dimension; a line segment in one-dimensional space or a triangle in two-dimensional space
[C16: from Latin: simple, literally: one-fold, from sim- one + plex, from plicāre to fold; compare duplex]


(ˈsɪm plɛks)

1. consisting of or characterized by a single element; simple.
2. of or designating a telecommunications system permitting communication in only one direction at a time.
[1585–95; < Latin: having a single layer, literally, one-fold]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.simplex - allowing communication in only one direction at a time, or in telegraphy allowing only one message over a line at a time; "simplex system"
telecom, telecommunication - (often plural) systems used in transmitting messages over a distance electronically
unidirectional - operating or moving or allowing movement in one direction only; "a unidirectional flow"; "a unidirectional antenna"; "a unidirectional approach to a problem"
2.simplex - having only one part or element; "a simplex word has no affixes and is not part of a compound--like `boy' compared with `boyish' or `house' compared with `houseboat'"
simple - having few parts; not complex or complicated or involved; "a simple problem"; "simple mechanisms"; "a simple design"; "a simple substance"


n (Ling) → Simplex nt
References in periodicals archive ?
Uni-directional process flows separate personnel and materials and provide assurance that the design meets the most stringent regulatory requirements for commercial biologics API manufacturing.
Also available are tyre killers that enable controlled, uni-directional passage while preventing passage in the other direction.
The sail has an uninterrupted lens of uni-directional fibres in the luff of the sail, taking the load from the tack all the way to the head, along its natural load path, instead of requiring many tons of cable tension to try and keep the luff tight.
To differentiate approaching traffic in all directions, the unit uses uni-directional microwave sensors.
There are two available grades, GC4325 and GC4315 featuring a uni-directional crystal orientation ("Inveio coating") for high wear resistance and long tool life.
0 wireless network antenna is based on an LG-developed uni-directional antenna array with unique electronic steering logic designed to optimize indoor reception.
Following approval, RESTASIS in the MDPF bottle will offer patients the same formula in a multi-dose system with patented uni-directional valve and air filter technology, revealed the company.
Heart valves ensure uni-directional blood flow circulation in the heart.
Restricted Access Barriers (RABs) are also available providing uni-directional airflow and limited operator access at a manufacturing process.
He said the explosive was local made and its ID was uni-directional.
The stabilizers are constructed with uni-directional carbon fiber tubes that provide plenty of rigidity without adding extra weight.
He also said prepregs include uni-directional, bi-directional and tri-directional textile as well as textile made with glass, carbon and collar fibers which have been impregnated in resin and can be used in aerospace industries, wind turbines and pressure vessels.