crosstalk

noun

1. (countable, uncountable)Undesirable signals from a neighbouring transmission circuit; undesired coupling between circuits.
2. (countable, uncountable)The situation where one or more components of a signal transduction pathway affect another pathway.
3. (countable, uncountable)Conversation that is incidental to the topic under discussion.

   “I couldn't hear the opening address because of all the crosstalk around me.”

4. (countable, uncountable)A traditional Chinese comedic performance in the form of a dialogue.
5. (countable, uncountable)Communication between parties who have extremely different perspectives.

   “Sharing resources for mutual benefit: crosstalk between disciplines deepns the understanding of mycorrhizal symbioses.”

verb

1. To hold an incidental conversation