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1. The anterior part of the integument of soft ticks (family Argasidae) that extends over the capitulum and forms the roof of the camerostome.
2. An expanded, covering structure that resembles the hood of robe or cloak in shape or function, such as the extensor digital expansions that overly the dorsal aspect of the heads of the metacarpals.
[O.E. hōd, hat]

hor·i·zon·tal lam·i·nar flow hood

(hōr'i-zon'tăl lam'i-năr' flō hud)
A laminar flow hood in which the air is pushed through a filter horizontally toward the user to maintain a sterile environment.

lam·i·nar flow hood

(lam'i-năr flō hud)
An enclosure in which air flow is directed so as to prevent contamination of sterile materials by airborne organisms.
Synonym(s): hood.

ver·ti·cal lam·in·ar flow hood

(vĕr'ti-kăl lam'i-năr flō hud)
A laminar flow hood in which the air is pushed through a filter vertically to protect the user from exposure to harmful materials.


an item of horse clothing. A cloth cover for the head; with eye and ear holes.

long hood
covers the head and neck to the shoulders.
References in periodicals archive ?
The overall proportions, long hood and powerful fender forms say, 'This is a front-engine, rear-wheel drive performance vehicle,' " said Tom Peters, design director, rear-wheel drive performance cars.
Although its competitors have gone to "cab forward" designs, Chevrolet is continuing with the old-fashioned long hood, short trunk style.
The aerodynamic and fuel efficient T600 and T2000 models, traditional long hood W900, and versatile, workhorse T800 each enable customers to achieve success in their specific applications," said Bob Christensen, Kenworth general manager and PACCAR vice president.
The vehicle features a long hood, short rear deck and a long rear overhang.
CITROEN C-METISSE CONCEPT: Trying to redefine the hatchback, Citroen uses Flamboyant body work and a long hood to make the C-Metisse a shocking coupe that is more in line with the Grand Touring segment.
It has the appearance of a 1940's hot rod, complete with outboard wheels and fenders, two-passenger cockpit, long hood and roadster, and coupe styling.
The modified vehicle features an extremely long hood, bulged fenders and a classic car-like front end with MINI-sourced headlights, a faux chromed bumper and a tall grille with vertical slats, a taller trunk lid, four round tail lamps, heated seats, automatic climate control, Bluetooth connectivity and cruise control.