What does "dimidiate" mean?

Dimidiate: (Biol.) (a) Consisting of only one half of what the normal condition requires; having the appearance of lacking one half; as, a dimidiate leaf, which has only one side developed. (b) Having the organs of one side, or half, different in function from the corresponding organs on the other side; as, dimidiate hermaphroditism.

Additional senses

  1. 2.To divide into two equal parts. [Obs.] Cockeram.
  2. 3.(Her.) To represent the half of; to halve.

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