mediate

1. Origins, structure, and basic meaning

• Structure: 媒 is associated with mediating or linking; its kun-reading is なかだち.
• Basic usage: 媒体(ばいたい) means a medium conveying information, while 媒介(ばいかい) means mediation or transmission.

2. Common pitfalls and similar expressions

• An information medium and an intermediary role
  • 媒体 identifies a means of conveying information, such as paper or video. It is used to discuss the medium chosen or its qualities.
  • 人と人を結ぶ媒介 means a medium connecting people. 媒介 focuses on an intermediary role, such as language linking people or mosquitoes transmitting disease.