| vehicle | 1. An excipient. 2. Any medium through which an impulse is propagated. Origin: L. Vehiculum (18 Nov 1997) |
|---|---|
| vehicle emissions | Gases, fumes, vapors, and odours escaping from the cylinders of a gasoline or diesel internal-combustion engine. (12 Dec 1998) |
| common vehicle spread | Spread of disease agent from a source that is common to those who acquire the disease, e.g., water, milk, air, syringe contaminated by infectious or noxious agents. (05 Mar 2000) |