nonpolar


Also found in: Dictionary, Thesaurus, Acronyms, Encyclopedia, Wikipedia.

nonpolar

 [non-po´lar]
not having poles; not exhibiting dipole characteristics.

nonpolar

[-pō′lər]
Etymology: L, non + polus, pole
pertaining to molecules that have low polarity and have a hydrophobic affinity, tending to exclude or avoid water. Nonpolar substances tend to dissolve in nonpolar solvents. Compare polar.

nonpolar

Of a molecule or molecular region in which the chemical bonds share electrons equally so that there are no externally operative electric charges.

nonpolar

(of a substance) bearing no charge or hydroxyl groups, and thus not combining with water.

nonpolar

not having poles; not exhibiting dipole characteristics.
References in periodicals archive ?
The entire tribe appears to be characterized by the abundance of nonpolar compounds, most likely terpenoids.
For the development of the dielcometric method for determining the moisture content in nonpolar liquid dielectrics a microwave meter the moisture content with a measuring transmitter as a step inhomogeneous coaxial resonator operating in resonant mode is developed.
As a result, SIBR-1 prepared in a nonpolar atmosphere exhibited a multiblock structure rather than a "tapered block.
Craig Wang, Chief Operating Officer at VIRUN stated, “2/383,244 was pertinent in continuing our business model to fortify novel beverages with nonpolar compounds and clear, shelf stable Omega-3 DHA and EPA DHA.
Second, both barrier and resistance properties to polar and nonpolar molecules cannot be simultaneously improved.
The superhydrophobic coatings are highly nonpolar, with contact angles of > 160[degrees] achieved for some of these systems.
Universal 10349 concentrate is for engineering resins, polar or nonpolar.
Polyoil 110 is a nonpolar stereospecific, low viscosity, unsaponifiable liquid polybutadiene soluble in aliphatics, aromatics and ethers.
The construction offers a further advantage in that the POM's nonpolar surface shrugs off" any hardness in the water, thus preventing the buildup of lime scale, BASF says.
Composed mainly of cellulose, polyoses, and lignin, wood dust may contain a variety of nonpolar organic extractives (fatty acids, resin acids, waxes, alcohols, terpenes, sterols, steryl esters, and glycerols), polar organic extractives (tannins, flavonoids, quinones, and lignans), and water-soluble extractives (carbohydrates, alkaloids, proteins, and inorganic material) (20).
These fibers were useful for nonpolar analytes but didn't work well for polar ones.