Word.ws English Dictionary

Synonyms of simplex

3 similar words · 4 opposite words

Another word for simplex is monoplex. Other synonyms of simplex are uniplex and heterozygous. The opposite of simplex is duplex.

Synonyms and similar words for simplex

adjectiveHaving a single structure; not composite or complex; undivided, unitary.

adjectiveSynonym of heterozygous (“of an organism: having two different alleles in a given gene”).

  • heterozygousOf an organism: having two different alleles in a given gene.

Opposite of simplex

adjectiveHaving a single structure; not composite or complex; undivided, unitary.

  • complexNot simple, easy, or straightforward; complicated.

adjectiveOf an eye: (supposedly) having pigment on only the posterior surface of the iris and not the...

  • duplexBidirectional (in two directions).

adjectiveOf a circuit or device: involving signals which travel in one direction at a time; unidirectional.

adjectiveOf a word: having no (derivational) affixes; simple, monomorphemic, uncompounded.

Meaning of simplex

  1. adjective Having a single structure; not composite or complex; undivided, unitary.
  2. adjective Of an eye: (supposedly) having pigment on only the posterior surface of the iris and not the anterior surface, and thus appearing blue; this was later found to be inaccurate, as eye colour is due to the amount of pigment in the anterior surface of the iris; also, of eye pigmentation: present only on the posterior surface of the iris; and of a person: having eyes with this form of pigmentation.
  3. adjective Of a circuit or device: involving signals which travel in one direction at a time; unidirectional.

Full definition of simplex

simplex in other languages

Questions about synonyms of simplex

What is another word for simplex?
Simplex has 3 synonyms on Word.ws, such as monoplex, uniplex and heterozygous.
What is the opposite of simplex?
The opposite of simplex is duplex.
What does simplex mean?
Simplex means having a single structure; not composite or complex; undivided, unitary.

Source and license

Adapted from Wiktionary: simplex (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.

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Cite this page: “Synonyms of simplex.” Word.ws, https://word.ws/synonyms/simplex. Based on Wiktionary, CC BY-SA 4.0.