Biochemistry, Chemistry [Chem., Biochem.] Precursor or Precursors may refer to:. Precursor definition: A precursor of something is a similar thing that happened or existed before it, often... | Meaning, pronunciation, translations and examples In biochemistry, the word is used for compounds that at least theoretically can be formed from the precursor compound. Why Do “Left” And “Right” Mean Liberal And Conservative? Wikipedia Dictionaries. See also. Compounds that are required in the synthetic or extraction processes of drug production, and become incorporated into the drug molecule. With iron/sulfur cluster precursors as its substrates, this protein may play a … How to use precursor in a sentence. Precursor chemical Definition from Encyclopedia Dictionaries & Glossaries. precursor - WordReference English dictionary, questions, discussion and forums. plural precursors That which precurses , a forerunner, a predecessor , an indicator of approaching events. Antonyms for precursor. Dictionary Thesaurus ... (chemistry) One of the compounds that participates in the chemical reaction that produces another compound. precursor; precursor chemical; precursor front; precursor sweeping; Precursorship; precursory; precut; precycle; pred; pred. THE HISTORY OF ENGLAND IN THREE VOLUMES, VOL.III. As nouns the difference between precursor and antecedent is that precursor is that which precurses, a forerunner, a predecessor, an indicator of approaching events while antecedent is any thing that precedes another thing, especially the cause of the second thing. “Effectiveness” vs. “Efficacy” vs. “Efficiency”: When To Use Each Word For The Best Results. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. Chemical synthesis; Derivative (chemistry) Metabolism; Protein precursor; DEA list of chemicals In chemistry, a precursor is a compound that participates in the chemical reaction that produces another compound. The term "precursor" is applied to an inactive substance converted to an active one (such as an enzyme, vitamin, or hormone). Dictionary ! The anti-trafficking measures, including those aimed at chemical precursors, money laundering, and asset forfeiture, greatly expanded the tools available to law enforcement. The term "precursor" applies to any chemical that is transformed into another. Another word for precursor. Precursor (chemistry) Share. They come from many sources and are not checked. All Free. In biochemistry, the term "precursor" is used more specifically to refer to a chemical compound preceding another in a metabolic pathway. predacean; predaceous; predacious; Predal; predate; predation; predatism; predative; predator; predatorily; predatory; predatory … Search precursor and thousands of other words in English definition and synonym dictionary from Reverso. Find more similar words at wordhippo.com! chemistry One of the compound s that participates in the chemical … While all these words mean "one that goes before or announces the coming of another," precursor applies to a person or thing paving the way for the success or accomplishment of another. WASHINGTON – In an effort to reduce the availability of deadly illegal fentanyl in America, the U.S. Drug Enforcement Administration has proposed to control three substances used by operators of clandestine laboratories to illicitly manufacture the deadly Schedule II controlled substance. Topic. Two Notices of Proposed Rulemaking were published in the Federal Register recently. The definition of a precursor is something or someone that came before. Las medidas para combatir el tráfico, incluidas las referentes a los precursores, el blanqueo de dinero y … Members of the MDR/TAP subfamily are involved in multidrug resistance as well as antigen presentation. Menu. Chemistry, Biochemistry. Precursor definition is - one that precedes and indicates the approach of another. Found 219 sentences matching phrase "precursor".Found in 4 ms. Collins English Dictionary. This gene encodes a half-transporter involved in the transport of heme from the mitochondria to the cytosol. Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group. Translation memories are created by human, but computer aligned, which might cause mistakes. Precursor (chemistry) is similar to these topics: Derivative (chemistry), Alkoxylation, Chemical reaction and more. Although not explicitly stated in the 1988 Convention, it is understood Find more ways to say precursor, along with related words, antonyms and example phrases at Thesaurus.com, the world's most trusted free thesaurus. Chemical precursors for use in producing polyurethane packaging foam. a chemical that is transformed into another compound, as in the course of a chemical reaction, and therefore precedes that compound in the synthetic pathway: Cholesterol is a … Synonyms for precursor include harbinger, herald, forerunner, sign, indication, omen, angel, signal, foregoer and portent. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. As a adjective antecedent is earlier, either in time or order. Not used in the production of cocaine or heroin. ‘The clicking noise is normally a precursor of a lost/broken rivet and should be regarded as a warning sign.’ ‘This took place in 1922, and was a precursor of the show trials of the following decades.’ ‘On the one hand, alchemy is regarded as a precursor of the modern science of chemistry.’ Dictionary, Encyclopedia and Thesaurus - The Free Dictionary, the webmaster's page for free fun content, precuneal branches of pericallosal artery, precursor form of outer membrane protein A. … ‘precursor cells’ ‘In so doing, Coram created London's first art gallery, a precursor of the Royal Academy.’ ‘The pre-meal selection of chutneys is a precursor of the sharp flavours to come.’ ‘What appeals to me is that it's a precursor of Pinter and a follower of Coward.’ Showing page 1. https://www.thefreedictionary.com/Precursor+(chemistry). Topics similar to or like Precursor (chemistry) Compound that participates in a chemical reaction that produces another compound. predacean; predaceous; predacious; Predal; predate; predation; predatism; predative; predator; predatorily; predatory; predatory animal; predatory pricing; predawn; Prede; predeath Part Two lists in alphabetical order the chemical names, synonyms and trade names, etc., of the substances included in Part One. Join our early testers! !document.documentMode == true )) In biochemistry, the term "precursor" is used more specifically to refer to a chemical compound preceding another in a metabolic pathway.. 1. a person or thing that precedes and shows or announces someone or something to come; harbinger. precursor; Precursor (chemistry) precursor chemical; precursor front; precursor sweeping; Precursorship; precursory; precut; precycle; pred; pred. See how your sentence looks with different synonyms. In chemistry, a precursor is a compound that participates in a chemical reaction that produces another compound. Copyright © HarperCollins Publishers. noun. What Is The Difference Between “It’s” And “Its”? Binary chemical weapons or munitions are chemical weapons which contain the toxic agent in its active state as chemical precursors which are significantly less toxic than the agent. The full Chemical Abstracts Index name of each substance is given also for reference purposes. In chemistry, a precursor is a compound that participates in a chemical reaction that produces another compound.. Pyridinic nanographenes by novel precursor design. The first robin is a precursor of spring. Another word for precursor. 2. a predecessor or forerunner. That which precedes or is derived from an available source. Find more ways to say precursor, along with related words, antonyms and example phrases at Thesaurus.com, the world's most trusted free thesaurus. The word alchemy comes from Old French alquemie, alkimie, used in Medieval Latin as alchymia.This name was itself brought from the Arabic word al-kīmiyā (الكيمياء ‎ or الخيمياء ‎) composed of two parts: the Late Greek term khēmeía (χημεία), also spelled khumeia (χυμεία) and khēmía (χημία), and the Arabic definite article al-(الـ ‎), meaning 'The'. precursor Has Latin Roots Synonym Discussion of precursor. Precursor: Forerunner. English Wikipedia - The Free Encyclopedia. Precursor is a synonym of antecedent. In chemistry, a precursor is a compound that participates in a chemical reaction that produces another compound. That which precedes another or from which another is derived, applied especially to a physiologically inactive substance that is converted to an active enzyme, vitamin, hormone, etc., or to a chemical substance that is built into a larger structure in the course of synthesizing the latter. Some common synonyms of precursor are forerunner, harbinger, and herald. 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