cowl

And therfore al our monkes whose professyon was neuer to eate fleshe, set vp the Pope and toke dispensacyons bothe for that faste and also for theyr strayte rules, and made theyr strayte rules as wyde as the hodes of theyr cowles.

[…] fire was spurting up from the torn engine cowl and glowing in the cockpit.

In the extreme clearness of the atmosphere the line of every roof, the cowl of every chimney was perceptible […]

He flung himself at the port ventilator as though he meant to tear it out bodily and toss it overboard. All he did was to move the cowl round a few inches, with an enormous expenditure of force, and seemed spent in the effort.