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duplex Synonyms

Another word for duplex

Choosing another word for duplex depends on context, so the 18 synonyms and similar words below are separated across 5 exact definitions and ranked by match strength.
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• noun (Context 1)

A residential building divided into two separate, self-contained living units, often side-by-side or on different floors.

Usage Example

"They purchased a brick twinplex in the suburbs so they could live in one unit and rent out the other."

Strongest
twinplex
Strong
two-flat
semi-detached
semi

• adjective (Context 2)

Capable of transmitting and receiving data simultaneously across a communication channel.

Usage Example

"We need a full-duplex connection to ensure real-time audio and video synchronization during the broadcast."

Strongest
full-duplex
Strong
bidirectional
two-way

• adjective (Context 3)

Having two main parts or elements; twofold or double.

Usage Example

"The machine features a double mechanism that allows it to operate twice as efficiently."

Strongest
double
twofold
dual
Strong
bipartite
binary
dyadic
twinned

• noun (Context 4)

A double-stranded molecule of DNA or RNA.

Usage Example

"The enzyme unwinds the DNA double helix to allow for genetic replication."

Strong
double helix

• verb (Context 5)

To form a double-stranded molecule from two single complementary strands (especially in genetics).

Usage Example

"During the annealing phase of the experiment, the complementary RNA strands will hybridize to form a stable structure."

Strong
hybridize
anneal
base-pair

Opposites of duplex

The opposite of duplex shifts depending on context. Common opposites include:

simplex
single
unidirectional
denature
unitary
one-way
unwind
half-duplex
See all opposites of duplex

Cite this Entry


Wordmom. (2026). Synonyms for Duplex. In Wordmom Thesaurus. Retrieved Nov 6, 2026, from https://wordmom.com/synonyms/duplex
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