Medical Term:

vehicle

Pronunciation: vē′hi-kĕl

Definition:

  1. An excipient or a menstruum; a substance, usually without therapeutic action, used as a medium to give bulk for the administration of medicines.
  2. An inanimate substance (food, milk, dust, clothing, instrument) by which or on which an infectious agent passes from an infected to a susceptible host; vehicles consequently act as important sources of infection.

[L. vehiculum, a conveyance, fr. veho, to carry]

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