cowl

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cowl

1. the part of a car body that supports the windscreen and the bonnet
2. Aeronautics another word for cowling

Cowl

A metal cover fitted with louvers, often capable of rotating, fixed on a roof ventilator or chimney to improve the natural ventilation or draft.

cowl

A protective hood on a vertical pipe (such as a soil stack or vent pipe); used to exclude rain-water and snow.

cowl

cowlclick for a larger image
A covering surrounding the whole, or part, of an engine or a power unit installed on the aircraft. It is either hinged or other-wise removable. Cowls minimize drag and help cool the engine.
References in periodicals archive ?
A deeper understanding of these evolutionary adaptations in bats may lead to better treatments for human diseases, and may eventually enable us to predict or perhaps even prevent outbreaks of emerging bat viruses," Cowled said.
What we found intriguing was that some of these genes also have secondary roles in the immune system," Dr Cowled said.
one that necessarily generates relatively large amounts of heat in exchange for its greater fuel use) may overheat even at high airspeeds if we ask too much from a poorly cowled example.