simplex — English Dictionary

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Language

simplex

Pronunciations (6)

Adjective

Having a single structure; not composite or complex; undivided, unitary.
Usage
- Dated
- not-comparable
Synonyms
monoplex uniplex
Antonyms
complex
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.
Usage
- Historical
- not-comparable
Antonyms
duplex
Of a circuit or device: involving signals which travel in one direction at a time; unidirectional.
Usage
- not-comparable
Antonyms
bidirectional duplex
Of a polyploid organism: having one dominant allele at a given locus on all homologous chromosomes.
Usage
- not-comparable
Synonym of heterozygous (“of an organism: having two different alleles in a given gene”).
Usage
- Archaic
- not-comparable
- Obsolete
Of a word: having no (derivational) affixes; simple, monomorphemic, uncompounded.
Usage
- not-comparable
Antonyms
polymorphemic
Of an apartment (or, sometimes, another type of property): having only one floor or storey; single-storey.
Usage
- not-comparable

A generalization of a triangle or tetrahedron to an arbitrary dimension; more accurately, the convex hull of n+1 affinely independent points in n-dimensional space.
A word which is not compound and contains no derivational affixes (inflectional affixes are usually disregarded); a monomorphemic word.

Examples

The word weak is a simplex. Its derivative weaken is not.
In full simplex sentence: in transformational grammar: a simple sentence which is the product of a few transformations; a kernel sentence.
Usage
- Archaic
Examples

More examples (1)

The question is: is 139. [“Priexal Vanja. ‘arrived Vanya’”] a simplex or is it a cleft structure in which all 'superfluous' constituents were deleted. […] The only indication that 139. is a simplex is the sentence intonation and the absence of a break between the verb and the subject.
An apartment (or, sometimes, another type of property) having only one floor or storey; a single-storey property.

allowing communication in only one direction at a time, or in telegraphy allowing only one message over a line at a time

Examples

simplex system
having only one part or element

Examples

a simplex word has no affixes and is not part of a compound — like ‘boy’ compared with ‘boyish’ or ‘house’ compared with ‘houseboat’

Word forms

simplexessimplicessimplicia