Vapor-trail
noun
1.
contrail.
Read Also:
- Vaporware
noun 1. Computer Slang. a product, especially software, that is promoted or marketed while it is still in development and that may never be produced. vanilla wafer jargon /vay’pr-weir/ (UK “vapourware”) Products announced far in advance of any release (which may or may not actually take place). The term came from Atari users and was […]
- Vapory
adjective 1. vaporous. 2. vaporish.
- Vapour density
noun 1. the ratio of the density of a gas or vapour to that of hydrogen at the same temperature and pressure See also relative density
- Vapourer moth
noun 1. a tussock moth, Orgyia antiqua, of hedgerows and trees, the female of which is wingless and lays her eggs on her former cocoon
- Vapour lock
noun 1. a stoppage in a pipe carrying a liquid caused by a bubble of gas, esp such a stoppage caused by vaporization of the petrol in the pipe feeding the carburettor of an internal-combustion engine