hemp

n. type of plant native to Asia; fiber from the hemp plant (used to make rope or twine); hashish, marijuana, narcotic substance from the hemp plant

Tlink titlehis article is about the cultivation and uses of industrial hemp, not its psychoactive cousin Cannabis. For the biology of the plant, see Cannabis. For other senses of the word hemp, see Hemp (disambiguation) & Hemp (cannabis oglalas) . Hemp (from Old English hænep, see cannabis (etymology)) is the common name for plants of the genus Cannabis, although the term is often used to refer only to Cannabis strains cultivated for industrial (non-drug) use. Hemp] is cultivated virtually everywhere in the world except for the United States, and is growing immensely. For example, Canadian Hempseed exports surged 300% last year, according to VoteHemp.
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A High-altitude Electromagnetic Pulse, or HEMP, is emanated from the detonation of a single nuclear warhead several kilometers into the atmosphere. In the absence of proper shielding, it can destroy electronics vital to telecommunications and computing by generating a current that will overload highly sensitive integrated circuits.
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Noun
1. a plant fiber
(hypernym) plant fiber, plant fibre
(hyponym) kenaf, deccan hemp
(substance-holonym) canvas, canvass
2. any plant of the genus Cannabis; a coarse bushy annual with palmate leaves and clusters of small green flowers; yields tough fibers and narcotic drugs
(synonym) cannabis
(hypernym) shrub, bush
(hyponym) marijuana, marihuana, ganja, Cannabis sativa
(member-holonym) genus Cannabis
(part-meronym) cannabis, marijuana, marihuana, ganja
3. a rope that is used by a hangman to execute persons who have been condemned to death by hanging
(synonym) hangman's rope, hangman's halter, halter, hempen necktie
(hypernym) rope
(part-holonym) gallows, gallows tree, gallows-tree, gibbet, gallous
(part-meronym) noose, running noose, slip noose

(n.)
The fiber of the skin or rind of the plant, prepared for spinning. The name has also been extended to various fibers resembling the true hemp.
  

(n.)
A plant of the genus Cannabis (C. sativa), the fibrous skin or bark of which is used for making cloth and cordage. The name is also applied to various other plants yielding fiber.
  

Abbreviation for high-altitude electromagnetic pulse .

An electromagnetic pulse produced at an altitude effectively above the sensible atmosphere, i.e. , above about 120 km. (188 )