interlocution

from The Collaborative International Dictionary of English v.0.48

Interlocution \In`ter*lo*cu"tion\, n. [L. interlocutio, from
   interloqui, interlocutus, to speak between; inter between +
   loqui to speak: cf. F. interlocution. See {Loquacious}.]
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   1. Interchange of speech; dialogue; conversation; conference.
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   2. (Law) An intermediate act or decree before final decision.
      --Ayliffe.
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   3. Hence, intermediate argument or discussion.
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