Who Can Tell Me the Exact Definition of Drugs? Please Help?

Question by yoyo_kiss_2006: who can tell me the exact definition of drugs? please help?
I’m doing a chemistry project about drugs…and I can’t find the definition… I mean…the exact definition, like “drugs are synthetic products obtained by etc..” someone help me, please!!!
i meant drugs like cocaine, ecstasy, lsd 😀

Best answer:

Answer by AlterStar
“A drug is any biological substance, synthetic or non-synthetic, that when taken into the organism’s body, will in some way alter the biological functions of that organism.”

Answer by Ruth Naomi Mariae R
drug1 /dr?g/ Pronunciation Key – Show Spelled Pronunciation[druhg] Pronunciation Key – Show IPA Pronunciation noun, verb, drugged, drug·ging.
–noun
1.Pharmacology. a chemical substance used in the treatment, cure, prevention, or diagnosis of disease or used to otherwise enhance physical or mental well-being.
2.(in federal law)
a.any substance recognized in the official pharmacopoeia or formulary of the nation.
b.any substance intended for use in the diagnosis, cure, mitigation, treatment, or prevention of disease in humans or other animals.
c.any article, other than food, intended to affect the structure or any function of the body of humans or other animals.
d.any substance intended for use as a component of such a drug, but not a device or a part of a device.
3.a habit-forming medicinal or illicit substance, esp. a narcotic.
4.drugs,
a.chemical substances prepared and sold as pharmaceutical items, either by prescription or over the counter.
b.personal hygienic items sold in a drugstore, as toothpaste, mouthwash, etc.
5.Obsolete. any ingredient used in chemistry, pharmacy, dyeing, or the like.
–verb (used with object)
6.to administer a medicinal drug to.
7.to stupefy or poison with a drug.
8.to mix (food or drink) with a drug, esp. a stupefying, narcotic, or poisonous drug.
9.to administer anything nauseous to.
—Verb phrase
10.drug up, to take a narcotic drug: The addict prowled about for a place to drug up.
—Idiom
11.drug on the market, a commodity that is overabundant or in excess of demand in the market. Also, drug in the market.