Definitions for unidirectionalˌyu nɪ dɪˈrɛk ʃə nl, -daɪ-
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Random House Webster's College Dictionary
u•ni•di•rec•tion•alˌyu nɪ dɪˈrɛk ʃə nl, -daɪ-(adj.)
operating or moving in one direction only.
Origin of unidirectional:
1880–85
u`ni•di•rec′tion•al•ly(adv.)
Princeton's WordNet
unidirectional(adj)
operating or moving or allowing movement in one direction only
"a unidirectional flow"; "a unidirectional antenna"; "a unidirectional approach to a problem"
Wiktionary
unidirectional(Adjective)
Pertaining to only one direction, e.g.: where all component parts are aligned in the same direction in space.
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