definition of the word poison
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poisonnoun  [ C or U] poison meaning, definition, what is poison: a substance that can make people or animals ill or kill them if they eat or drink it: . Learn more.
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TITLE 18âCRIMES AND CRIMINAL PROCEDURE adj. 1. Of, relating to, or caused by a toxin or other poison: a toxic condition; toxic hepatitis. 2. Capable of causing injury or death, especially by chemical means; poisonous: toxic industrial waste. 3.
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Poison Info Get help right away from a local poison expert. If someone is unconscious or has trouble breathing, call 911. A poison is anything that can harm someone if it is 1) used in the wrong way, 2) used by the wrong person, or 3) used in the wrong amount.Some poisons may be harmful if they come into direct contact with your eyes or skin. Others may be toxic if you breathe them or swallow them.et help right away from a local poison expert. If someone is unconscious or has trouble breathing, call 911. A poison is anything that can harm someone if it is 1) used in the wrong way, 2) used by the wrong person, or 3) used in the wrong amount.
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toxin tox•in. any poison produced by an organism, including the bacterial toxins that are the causative agents of tetanus, diphtheria, etc., and such plant and animal toxins as ricin and snake venom. [1885–90; tox (ic) + -in 1 ]. syn: See poison.
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fatal deadly refers to the future, and suggests something that causes death by its very nature, or has death as its purpose: a deadly disease; a deadly poison. lethal is usu. used in technical contexts: Carbon monoxide is a lethal gas. mortal usu.
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Poison In biology, poisons are substances that cause disturbances in organisms, usually by chemical reaction or other activity on the molecular scale, when an organism absorbs a sufficient quantity. The fields of medicine (particularly veterinary) and zoology often distinguish a poison from a toxin, and from a venom. Toxins are poisons produced by organisms in nature, and venoms are toxins injected by a bite or sting (this is exclusive to animals).
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- * Toxic means able to cause harmful health effects. Toxicity is the ability of a substance to cause harmful health effects. Descriptions of toxicity (eg low, moderate, severe, etc.) depend on the amount needed to cause an effect or the severity of the effect.
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Toxin Toxins are often distinguished from other chemical agents by their method of production—the word toxin does not specify method of delivery (compare with venom and the narrower meaning of poison—all substances that can also cause disturbances to organisms). It simply means it is a biologically produced poison.
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poison-pen letter poison-pen letter. poison-pen letter. A letter, usually anonymous, that makes malicious statements about the recipient or a third party. For example, She told the police about the poison-pen letters, but they said they couldn't pursue the matter. [ Early 1900s ]
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toxin tox·in. n. 1. A poisonous substance, especially a protein, that is produced by living cells or organisms and is capable of causing disease when introduced into the body tissues but is often also capable of inducing neutralizing antibodies or antitoxins. 2.
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- chemical noun [C]. › any basic substance which is used in or ​produced by a ​reaction involving ​changes to atoms or molecules: The ​government has ​pledged to ​reduce the ​amount of chemicals used in ​food ​production. Each ​year, ​factories ​release millions of ​tonnes of ​toxic chemicals into the atmosphere.
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Definition of âpoisonâ - English Dictionary › to cause a person or animal to take in poison, or to add poison to food or a liquid:
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Carter County Carter County. Carter County, with a population of 6,265, is located in the central western portion of the Ozark Foothills Region. Some major industries and employers in the county include Royal Oak Enterprises, The Landing, Riverways Manor, the timber industry, and the public school systems.
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Poison Poison is a detriment that players and monsters may suffer when they are attacked by a poisoned weapon or poisonous non-player characters. The damage can range from 1 to theoretically over 10,000 (Har'Lakk the Riftsplitter 's accumulating poison), and it strikes every 10 seconds or whenever an attack re-applies it. Poison can be cured by an Antipoison, which is handy to have with you when fighting poisonous monsters.
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- Look up poison, poisonous, or poisons in Wiktionary, the free dictionary.
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toxin tox•in. any poison produced by an organism, including the bacterial toxins that are the causative agents of tetanus, diphtheria, etc., and such plant and animal toxins as ricin and snake venom. [1885–90; tox (ic) + -in 1 ]. syn: See poison.. toxin-a poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal species. ricin, ricin toxin-a toxic protein extracted from castor beans; used as a chemical reagent; can be used as a bioweapon; one milligram of ricin can kill an adult.
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Poison Economic poisons are those substances that are used to control insects, weeds, fungi, bacteria, rodents, predatory animals, or other pests. Economic poisons are useful to society but are still dangerous. The way a poison is controlled depends on its potential for harm, its usefulness, and the reasons for its use. The law has a right and a duty pursuant to the Police Power of a state to control substances that can do great harm.
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- Medical Definition of toxic. 1  1: containing or being poisonous material especially when capable of causing serious injury or death toxic drugs toxic gas. 2  2: of, relating to, or caused by a poison or toxin toxic liver damage. 3  3a: affected by a poison or toxinb: affected with toxemia of pregnancy toxic pregnant women.
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toxin A poisonous substance produced by a living organism. Toxins can be products of ordinary metabolism (such as lactic acid), can be produced to kill or immobilize prey (such as the toxins in snake venom), or can be produced for self-defense (such as the cyanide produced by several plants). Toxins produced by bacteria cause disease.
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Toxin This article is about the class of poisonous substances. For other uses, see Toxin (disambiguation). A toxin (from Ancient Greek: τοξικόν toxikon) is a poisonous substance produced within living cells or organisms; synthetic toxicants created by artificial processes are thus excluded. The term was first used by organic chemist Ludwig Brieger (1849–1919).
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Poison The fields of medicine (particularly veterinary) and zoology often distinguish a poison from a toxin, and from a venom. Toxins are poisons produced by organisms in nature, and venoms are toxins injected by a bite or sting (this is exclusive to animals).
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- BusinessDictionary.com. Technically, a poison produced by the metabolic activity of a microorganism (such as Clostridium botulinum), an animal (such as snake), or plant (such as nightshade) which, when introduced in a living organism, acts as antigen against which the organism produces antibodies.
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UNITED STATES DEPARTMENT OF LABOR Definition. Toxic is defined by OSHA 29 CFR 1910.1200 App A as a chemical which falls in any of these three categories: A chemical that has a median lethal dose (LD 50) of more than 50 milligrams per kilogram but not more than 500 milligrams per kilogram of body weight when administered orally to albino rats weighing between 200 and 300 grams each.
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Poison The GHS pictogram for poisonous substances. The skull and crossbones has long been a standard symbol for poison. In biology, poisons are substances which cause disturbances to organisms, usually by chemical reaction or other activity on the molecular scale, when a sufficient quantity is absorbed by an organism.The fields of medicine (particularly veterinary) and zoology often distinguish a poison from a toxin, and from a venom.Toxins are poisons produced by organisms in nature, and venoms are toxins which are injected by a bite or sting (this is exclusive to animals).ubstances which are not legally required to carry the label poison can also cause a medical condition of poisoning. Some poisons are also toxins, which is any poison produced by animals, vegetables or bacterium, such as the bacterial proteins which cause tetanus and botulism.
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- uk ​ /ˌpɔɪ.zənˈpen ˌlet.ər/ us ​ /ˌpɔɪ.zənˈpen ˌlet̬.ɚ/. › a letter in which very unkind or unpleasant things are written about the person it is sent to, in order to offend or upset them. (Definition of “poison-pen letter” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press) Translations of “poison-pen letter”.