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simplex

English

  1. 🔊 allowing communication in only one direction at a time, or in telegraphy allowing only one message over a line at a time
    “simplex system”
  2. 🔊 having only one part or element
    “a simplex word has no affixes and is not part of a compound--like `boy' compared with `boyish' or `house' compared with `houseboat'”

Spanish

  1. 🔊 símplex simplex