simplex

Words with a similar base: simplex

'simplex'

[simplex.s.01] as in: allowing communication in only one direction at a time, or in telegraphy allowing only one message over a line at a time

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Examples:
simplex system

'simplex'

[simplex.s.02] as in: having only one part or element

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Examples:
a simplex word has no affixes and is not part of a compound--like `boy' compared with `boyish' or `house' compared with `houseboat'