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  1. Dictionary
    toxin
    /ˈtɒksɪn/

    noun

    • 1. a poison of plant or animal origin, especially one produced by or derived from microorganisms and acting as an antigen in the body.

    More definitions, origin and scrabble points

  2. TOXIN definition: 1. a poisonous substance, especially one produced by bacteria, that causes disease 2. a poisonous…. Learn more.

  3. The meaning of TOXIN is a poisonous substance that is a specific product of the metabolic activities of a living organism and is usually very unstable, notably toxic when introduced into the tissues, and typically capable of inducing antibody formation. How to use toxin in a sentence. Toxins Are Often Found in Nature.

  4. Apr 1, 2018 · Toxin Definition. A toxin is a chemical substance which damages an organism. A toxin may be as simple as an ion or atom which negatively interferes with a cell. A toxin can also be in the form of complex molecules such as the proteins found in snake venom. Still other atoms and chemicals emit radiation, which has toxic effects on an organism.

  5. Oct 17, 2021 · The term Toxin is derived from Latin toxicum, which means poison, these are substances that are produced by microorganisms as a metabolic product., which have deteriorating effects on the normal metabolism of the host cells. Toxemia refers to a state caused by the toxins entered into the bloodstream of the host. The toxins are broadly categorized into two types: Endotoxins & Exotoxins;

  6. en.m.wikipedia.org › wiki › ToxinToxin - Wikipedia

    A toxin is a naturally occurring poison [1] produced by metabolic activities of living cells or organisms. [2] They occur especially as proteins, often conjugated. [3] The term was first used by organic chemist Ludwig Brieger (1849–1919) [4], derived from toxic. Toxins can be small molecules, peptides, or proteins that are capable of causing disease on contact with or absorption by body tissues interacting with biological macromolecules such as enzymes or cellular receptors.

  7. toxin, any substance poisonous to an organism.The term is sometimes restricted to poisons spontaneously produced by living organisms (biotoxins). Besides the poisons produced by such microorganisms as bacteria, dinoflagellates, and algae, there are toxins from fungi (mycotoxins), higher plants (phytotoxins), and animals (zootoxins). The name phytotoxin may also refer to a substance, regardless of origin, that is poisonous to plants.. Some biotoxins appear to be of little use to the organisms ...

  8. 2 meanings: 1. any of various poisonous substances produced by microorganisms that stimulate the production of neutralizing.... Click for more definitions.

  9. Definition of toxin noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

  10. Master the word "TOXIN" in English: definitions, translations, synonyms, pronunciations, examples, and grammar insights - all in one complete resource.

  11. toxin (noun) toxin / ˈ tɑːksən/ noun. plural toxins. Britannica Dictionary definition of TOXIN. [count] : a poisonous substance and especially one that is produced by a living thing. the toxin in scorpion venom. Scientists are studying how exposure to environmental toxins [=small amounts of poisons found in air, water, food, etc.] may ...