precursor


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  • noun

Synonyms for precursor

Synonyms for precursor

one that indicates or announces someone or something to come

one that precedes, as in time

Synonyms for precursor

a substance from which another substance is formed (especially by a metabolic reaction)

a person who goes before or announces the coming of another

something that precedes and indicates the approach of something or someone

References in periodicals archive ?
However, most of plasticizers are not only difficult to remove from the precursor fiber, but also easily make precursor fiber contain voids which reduce the tensile strength of resulting carbon fiber.
I propose to replenish the tissue-specific precursor cell pool by directly programming local somatic cell types into relevant precursors.
Recent IDEC meetings have included sessions on the use of the Internet by drug traffickers, Africa's emergence as a global threat in drug trafficking, precursor chemical control, the drug flow attack strategy, and money laundering.
During a typical CVD process, a reactive species is generated in the gaseous phase when precursor gases pass over or come into contact with a heated substrate.
The Boeing Company has obtained a patent for a method for applying a silicon oxy-carbide coating onto a substrate comprised of the steps of introducing a shielding gas and a plasma-source gas to an atmospheric plasma device to generate an atmospheric plasma; introducing a cyclic organosiloxane precursor to the atmospheric plasma, the cyclic organosiloxane precursor being carried by a carrier gas; and while the cyclic organosiloxane precursor is being introduced to the atmospheric plasma, positioning the substrate relative to the atmospheric plasma device such that the atmospheric plasma deposits the silicon oxy-carbide coating onto the substrate.
Summary: The eighth International Hemaya Forum on Drugs, which will start here today in the presence of Lt-General Dhahi Khalfan Tamim, Commander-in-Chief of the Dubai Police, and experts from 16 countries, will focus on precursor chemicals that are essential to the production of a controlled substance.
Because the precursor complex can bond to the surface but not to other precursor molecules, a one-molecule-thick layer is deposited.
The natural enantiomer of the RNA precursor molecules formed a crystal structure visible to the naked eye.
Furthermore, the differences in neonatal outcomes based on precursor type suggest that "the underlying pathology for precursors is an important determining factor in neonatal morbidity.
The 1988 United Nations Convention against Illicit Traffic of Narcotic Drugs and Psychotropic Substances deals directly with drug precursor control and its related crimes, including money laundering, and most of the treaty's 184 signatories have since enacted laws to reflect the convention's stipulations.
Inhibition of endogenous Ach degradation through ChE inhibitors and precursor loading were treatments more largely investigated in clinical trials.
The ascorbic acid precursor is preferably D-glucose, L-galactose, L-galactono-1,4-lactone, or L-gulono-1,4-lactone.
Most of the book (about 60 pages) is devoted to annexes of tables showing seizures of chemical precursors, annual legitimate requirements for various chemicals, use of scheduled substances in the illicit manufacture of drugs, licit uses of substances, and treaty provisions for control of precursor substances.
Environmental Protection Agency (EPA) methods allow for the use of a known and immediate precursor (the choice of immediate precursor is based on practice of using the highest no observed adverse effect level (NOAEL) of the critical effect and is codified in several places (e.
These so-called precursor events can in hindsight seem so conspicuous that it is hard to understand why they were not recognized and acted on.