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单词 coca
释义

coca


coca

a South American tree with leaves that contain cocaine
Not to be confused with:coco – coconut or coconut palmcocoa – powder made from cacao seeds, a hot drink made from cocoa powder and milk

co·ca

C0440200 (kō′kə)n.1. Any of certain Andean evergreen shrubs or small trees of the genus Erythroxylum, especially E. coca, whose leaves contain cocaine and other alkaloids.2. The dried leaves of such a plant, chewed by people of the Andes for a stimulating effect and also used for extraction of cocaine and other alkaloids.
[Spanish, from Quechua kúka.]

coca

(ˈkəʊkə) n1. (Plants) either of two shrubs, Erythroxylon coca or E. truxiuense, native to the Andes: family Erythroxylaceae2. (Recreational Drugs) the dried leaves of these shrubs and related plants, which contain cocaine and are chewed by the peoples of the Andes for their stimulating effects[C17: from Spanish, from Quechuan kúka]

co•ca

(ˈkoʊ kə)

n., pl. -cas. 1. a shrub, Erythroxylumcoca, of the family Erythroxylaceae, native to the Andes, having simple alternate leaves and small yellowish flowers. 2. the dried leaves of this shrub, which are chewed for their stimulant properties and which yield cocaine and other alkaloids. [1610–20; < Sp < Quechua kuka]
Thesaurus
Noun1.coca - a South American shrub whose leaves are chewed by natives of the Andes; a source of cocainecoca plant, Erythroxylon cocaErythroxylon, Erythroxylum, genus Erythroxylon, genus Erythroxylum - a large genus of South American shrubs and small trees of the family Erythroxylaceaebush, shrub - a low woody perennial plant usually having several major stems
2.Coca - United States comedienne who starred in early television shows with Sid Caesar (1908-2001)Imogene Coca
3.coca - dried leaves of the coca plant (and related plants that also contain cocaine); chewed by Andean people for their stimulating effectplant life, flora, plant - (botany) a living organism lacking the power of locomotioncocain, cocaine - a narcotic (alkaloid) extracted from coca leaves; used as a surface anesthetic or taken for pleasure; can become powerfully addictiveplant product - a product made from plant material
Translations
cocaкока

coca


coca

(kō`kə), common name for shrubs of the genus Erythroxylum, particularly E. coca, of the family Erythroxylaceae, and found abundantly in upland regions and on mountain slopes of South America, as well as in Australia, India, and Africa. Certain South American peoples chew the leaves of one of several species mixed with an alkali, lime, which acts with saliva to release the drug cocainecocaine
, alkaloid drug derived from the leaves of the coca shrub. A commonly abused illegal drug, cocaine has limited medical uses, most often in surgical applications that take advantage of the fact that, in addition to its anesthetic effect, it constricts small arteries,
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 from the leaves. In the low doses obtained in this way, the drug acts as a stimulantstimulant,
any substance that causes an increase in activity in various parts of the nervous system or directly increases muscle activity. Cerebral, or psychic, stimulants act on the central nervous system and provide a temporary sense of alertness and well-being as well as
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 and an appetite depressant with physiological effects similar to those of tobaccotobacco,
name for any plant of the genus Nicotiana of the Solanaceae family (nightshade family) and for the product manufactured from the leaf and used in cigars and cigarettes, snuff, and pipe and chewing tobacco.
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. Coca leaves have been used for at least 8,000 years. Until the time of the Spanish conquest, only the Inca aristocracy was privileged to chew the coca leaves, but afterward, the Spanish encouraged the enslaved Native Americans all to use coca in order to get them to endure long periods of heavy labor and physical hardships. A cocaine-free extract of coca leaves is used in some soft drinks. Coca, a different plant than the cocoa plant cacaocacao
, tropical tree (Theobroma cacao) of the family Sterculiaceae (sterculia family), native to South America, where it was first domesticated and was highly prized by the Aztecs. It has been extensively cultivated in the Old World since the Spanish conquest.
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, is grown commercially in the N and central Andean countries and in Sri Lanka, Java, and Taiwan. Much coca is also grown in Andean countries for the illegal international drug trade. Coca is classified in the division MagnoliophytaMagnoliophyta
, division of the plant kingdom consisting of those organisms commonly called the flowering plants, or angiosperms. The angiosperms have leaves, stems, and roots, and vascular, or conducting, tissue (xylem and phloem).
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, class Magnoliopsida, order Linales, family Erythroxylaceae.

Coca

 

(Erythroxylon coca), a shrub of the tropical family Erythroxylaceae, measuring 1–3 m high (sometimes 5 m). The leaves are broadly elliptical or obovate. The flowers, which are in the axils, are small, yellowish white, and five-petaled. The elongated red fruits are drupes. The coca bush almost never grows wild. It is cultivated in the tropics of South America and Asia. Coca leaves contain cocaine (up to 1.3 percent) and other alkaloids. One bush yields up to 5 kg of dry leaves per year. The leaves are harvested three to five times per season.

coca

[′kō·kə] (botany) Erythroxylon coca. A shrub in the family Erythroxylaceae; its leaves are the source of cocaine.

coca

1. either of two shrubs, Erythroxylon coca or E. truxiuense, native to the Andes: family Erythroxylaceae 2. the dried leaves of these shrubs and related plants, which contain cocaine and are chewed by the peoples of the Andes for their stimulating effects

coca


co·ca

(kō'kă), The dried leaves of Erythroxylon coca, yielding not less than 0.5% of ether-soluble alkaloids; the source of cocaine and several other alkaloids. [S. Am.]

co·ca

(kō'kă) The dried leaves of Erythroxylon coca, yielding not less than 0.5% of ether-soluble alkaloids; source of cocaine and several other alkaloids. [S. Am.]

COCA


AcronymDefinition
COCAConference Call
COCACoheed and Cambria (band)
COCACouncil on Child Abuse
COCACare of Children Act (New Zealand)
COCACorpus of Contemporary American English
COCACommission on Osteopathic College Accreditation
COCACenter on Contemporary Art (Seattle, WA)
COCAClinician Outreach and Communication Activity (US CDC)
COCACost of Customer Acquisition
COCACouncil on Community Advocacy (disabilities)
COCACost of Cracking Adjustment (encryption)
COCAColor, Odor, Consistency, Amount (medical)
COCAConsent Order and Compliance Agreement
COCAChicago Ovarian Cancer Alliance
COCACooperative Caching Scheme
COCAComprehensive Outcomes of Cognitive Assessment (used to assess knowledge gained through university studies)
COCACensorship Opposition Council of Australia
COCACentral Office Code Administrators

coca


Related to coca: Coca plant, Erythroxylum coca
  • noun

Synonyms for coca

noun a South American shrub whose leaves are chewed by natives of the Andes

Synonyms

  • coca plant
  • Erythroxylon coca

Related Words

  • Erythroxylon
  • Erythroxylum
  • genus Erythroxylon
  • genus Erythroxylum
  • bush
  • shrub

noun United States comedienne who starred in early television shows with Sid Caesar (1908-2001)

Synonyms

  • Imogene Coca

noun dried leaves of the coca plant (and related plants that also contain cocaine)

Related Words

  • plant life
  • flora
  • plant
  • cocain
  • cocaine
  • plant product
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