˜yÐÄvlog

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chelate

[ kee-leyt ]

adjective

  1. Chemistry.
    1. of or noting a heterocyclic compound having a central metallic ion attached by covalent bonds to two or more nonmetallic atoms in the same molecule.
    2. of or noting a compound having a cyclic structure resulting from the formation of one or more hydrogen bonds in the same molecule.
  2. Zoology. having a chela or chelae.


noun

  1. Chemistry. a chelate compound.

verb (used without object)

Chemistry.
chelated, chelating.
  1. (of a heterocyclic compound) to react to form a chelate.
  2. (of a compound) to form a ring by forming one or more hydrogen bonds.

verb (used with object)

chelated, chelating.
  1. Chemistry. to combine (an organic compound) with a metallic ion to form a chelate.

chelate

/ ˈ°ì¾±Ë±ô±ðɪ³Ù /

noun

  1. chem a coordination compound in which a metal atom or ion is bound to a ligand at two or more points on the ligand, so as to form a heterocyclic ring containing a metal atom
“Collins English Dictionary — Complete & Unabridged†2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

adjective

  1. zoology of or possessing chelae
  2. chem of or denoting a chelate
“Collins English Dictionary — Complete & Unabridged†2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. intr chem to form a chelate
“Collins English Dictionary — Complete & Unabridged†2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

chelate

/ °ìŧ′±ôÄå³Ù′ /

  1. A chemical compound in the form of a ring that contains a metal ion attached by coordinate bonds to at least two nonmetal ions. Many commercial dyes as well as important biological substances, such as chlorophyll and the heme of hemoglobin, are chelates.
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Other ˜yÐÄvlog Forms

  • ³¦³ó±ðl²¹³Ù·²¹Â·²ú±ô±ð adjective
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˜yÐÄvlog History and Origins

Origin of chelate1

First recorded in 1820–30; chel(a) 1 + -ate 1
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˜yÐÄvlog History and Origins

Origin of chelate1

C20: from chela 1
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Example Sentences

Examples have not been reviewed.

For example, it may be possible to chelate magnesium ions from bacterial environments, which should selectively inhibit resistant strains without impacting the wild type bacteria that may be beneficial to our health.

From

Williams eventually got "disability which covered the costs of her WD drugs…but only after her liver, kidneys & nervous system suffered without the copper chelating medicine," Lynda wrote.

From

They contain surfactants, which keep loosened soil suspended in water, and chelating agents, which keep mineral deposits from forming.

From

Adding a chelating chemical to bind calcium can dissolve some gels, and enzymes can be used to digest matrix materials.

From

Zilberstein had brought two sets: one for removing proteins and a new prototype, which contained chelating agents, a type of compound that can extract heavy metals.

From

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