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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 ?
5) Thomas Hood, The Complete Poetical Works of Thomas Hood, ed.
The lines by Thomas Hood can be seen to refer in part to the silence of those who survive systematic violence at great cost to their freedom of expression.
IN A SKIT on The Dream of Eugene Aram by Thomas Hood, George Orwell once speculated that in another century he might have been a happy vicar, content `To preach upon eternal gloom,/And watch my walnuts grow'.
She examines, often at length, the work of William Allingham, Alfred Austin, Samuel Bamford, Thomas Lovell Beddoes, Mathilde Blind, the Brontes, Elizabeth Barrett Browning, Robert Buchanan, Lewis Carroll, John Clare, Sidney Dobell, Ernest Dowson, George Eliot, Ebenezer Elliott, Edward FitzGerald, Dora Greenwell, Felicia Hemans, Thomas Hood, Jean Ingelow, Ernest Jones, Letitia Landon, Amy Levy, Alice Meynell, Coventry Patmore, Adelaide Procter, Dante Gabriel Rossetti, Augusta Webster, and countless others.
It initially was edited by John Scott, assisted by William Hazlitt, Thomas Hood, and Mary Russell Mitford.
Thomas Hood, III, CPA, CEO & Executive Director of the Maryland Association of CPAs, which is hosting the event.
FUN Thomas Johnston, Thomas Hood and Matthew McKenna FLAG BEARERS Thomas Neal and Jake Davison KICKSTART Pupils from Ravenswood Primary JOINING IN Olivia Bartlett and Isaac Noakes and, below right, Benjamin Butcher
Mike, 39, whose great-great grandfather Thomas Hood Picknett used to live above the Zetland boathouse, says his own children Luke, 10, and Lara, four, are already taking an interest in lifeboats.
I wish to end by praising a Romantic period anthology that has room for Jane Taylor's 'Twinkle, twinkle, little star' and William Roscoe's 'The Butterfly's Ball and the Grasshopper's Feast'; that has an eye for the comic - John Hookham Frere's Sapphics on the Friend of Humanity and the Knife-Grinder, Thomas Hood on Jack Hall the body-snatcher, Praed on the snobberies of a watering-place.
OTCBB:SWTX), a global developer, manufacturer and marketer of thin-film coatings for the electronic display, automotive glass and architectural markets, has announced today that it has been mutually agreed that its chief executive officer, Thomas Hood, resign effective August 9, 2006 to pursue other interests.