See Also: defoliants, chemical(medicine)
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tent (medicine) and defoliants, chemical (medicine)


tent (medicine)


tent
<surgery> A roll of lint or linen, or a conical or cylindrical piece of sponge or Other absorbent, used chiefly to dilate a natural canal, to keep open the orifice of a wound, or to absorb discharges.

A probe for searching a wound. "The tent that searches To the bottom of the worst." (Shak)

Origin: F. Tente. See Tent to probe.

1. A pavilion or portable lodge consisting of skins, canvas, or some strong cloth, stretched and sustained by poles, used for sheltering persons from the weather, especially soldiers in camp. "Within his tent, large as is a barn." (Chaucer)

2. The representation of a tent used as a bearing. Tent bed, a high-post bedstead curtained with a tentlike canopy.

<zoology> Tent caterpillar, any one of several species of gregarious caterpillars which construct on trees large silken webs into which they retreat when at rest. Some of the species are very destructive to fruit trees. The most common American species is the larva of a bombycid moth (Clisiocampa Americana).

Synonym: lackery caterpillar, and webworm.

Origin: OE. Tente, F. Tente, LL. Tenta, fr. L. Tendere, tentum, to stretch. See Tend to move, and cf. Tent a roll of lint.

Source: Websters Dictionary


defoliants, chemical (medicine)


defoliants, chemical
Herbicides that remove leaves from trees and growing plants. They may be either organic or inorganic. Several of the more persistent types have been used in military operations and many are toxic.