methylene

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Related to methylene: methylene group, methylene chloride, Methylene iodide

meth·yl·ene

(mĕth′ə-lēn′)

A bivalent hydrocarbon group, CH₂, a component of unsaturated hydrocarbons.

[French méthylène : Greek methu, wine; see medhu- in Indo-European roots + Greek hūlē, wood, substance.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

methylene

(ˈmɛθɪˌliːn)

(Elements & Compounds) (modifier) of, consisting of, or containing the divalent group of atoms =CH2: a methylene group or radical.

[C19: from French méthylène, from Greek methu wine + hulē wood + -ene: originally referring to a substance distilled from wood]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

meth•yl•ene

(ˈmɛθ əˌlin)

n.

the bivalent organic group CH₂, derived from methane.

[< French méthylène (1834) = Greek méth(y) wine (see mead¹) + hýl(ē) wood + French -ène -ene]

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Noun

methylene - the bivalent radical CH2 derived from methane

methylene group, methylene radical

chemical group, radical, group - (chemistry) two or more atoms bound together as a single unit and forming part of a molecule

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References in periodicals archive ?

Metwally, "Adsorptive removal of methylene blue as organic pollutant by marble dust as eco-friendly sorbent," Journal of Industrial and Engineering Chemistry, vol.

Optimization of Preparation Conditions of Novel Adsorbent from Sugar Scum Using Response Surface Methodology for Removal of Methylene Blue

proposed a new estimation method to determine SWCC for unbound aggregate mixtures based on the methylene blue value (MBV) and percent fines content (PFC) [11-13].

Estimation of Soil-Water Characteristic Curve for Cohesive Soils with Methylene Blue Value

EPA, which has associated methylene chloride with adverse health effects, has proposed a rule to prohibit methylene chloride in paint and coating removal products.

Calif. DTSC Proposes Adding Methylene Chloride Paint Strippers to Safer Consumer Products List

Objective: To compare the accuracy and feasibility of methylene blue and nano-carbon in clinical tracing of sentinel lymph nodes (SLNs) in patients with papillary thyroid cancer (PTC).

Recognition of sentinel lymph nodes in patients with papillary thyroid cancer by nano-carbon and methylene blue

M2 PHARMA-October 18, 2017-FDA Accepts Aries Pharmaceuticals' NDA for Methylene Blue MMX

FDA Accepts Aries Pharmaceuticals' NDA for Methylene Blue MMX

I know methylene blue only from my days as medical student studying the pathology of vital organs.

Anti-ageing revolution could be on the way

One such therapy for refractory vasodilatory shock is methylene blue which is a guanylyl cyclase inhibitor and inhibits production of cGMP and therefore inhibits dephosphorylation of myosin, decreasing vasodilation [1].

Severe Undifferentiated Vasoplegic Shock Refractory to Vasoactive Agents Treated with Methylene Blue

The use of activated carbon from the macadamia shells have been used in adsorption dyes (methylene blue) (Pezoti Junior et al., 2014), and drugs (tetracycline) (Martins et al., 2015), obtaining excellent maximum adsorption capacity, of 194 and 455 mg [g.sup.-1], respectively.

Biosorbent of macadamia residue for cationic dye adsorption in aqueous solution/Residuo de macadamia como biossorvente para adsorcao de corante cationico em solucao aquosa

ACF are invisible during routine colonoscopy yet are well identifiable in chromoendoscopy using methylene blue or indigo carmine.

Chromoendoscopy with a standard-resolution colonoscope for evaluation of rectal aberrant crypt foci

NBI Forensic Division chief of staff Rommel Papa said they found traces of methylenedioxymethamphetamine (MDMA) methylene homolog and methylenedioxycathinone commonly known as bath salts in one of the two victims that they have autopsied.