unidirectional

adjective uni·di·rec·tion·al \ˌyü-ni-də-ˈrek-shnəl, -dī-, -shə-n^əl\

Definition of UNIDIRECTIONAL

: involving, functioning, moving, or responsive in a single direction <a unidirectional microphone>

: not subject to change or reversal of direction

— uni·di·rec·tion·al·ly adverb

1883

Medical Dictionary

adjective uni·di·rec·tion·al \ˌyü-ni-də-ˈrek-shnəl, -dī-, -shən-^əl\

: involving, functioning, moving, or responsive in a single direction

—uni·di·rec·tion·al·ly \-ē\ adverb

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