Dictionary > Polar

Polar

Definition
adjective
(general) Of, or having one or more poles (in a spherical body); being in opposite extremes.
(chemistry) Pertaining to a compound exhibiting polarity or dipole moment, that is a compound bearing a partial positive charge on one side and a partial negative charge on the other.
(mathematics) Of a coordinate system, specifying the location of a point in a plane by using a radius and an angle.
(pathology) Characterized by having opposite ends of a spectrum of symptoms or manifestations, as in polar types of leprosy
Supplement
Sugar, such as sucrose, is an example of polar molecule. Its structure has oxygen-hydrogen (-OH) groups.
Water is also a polar molecule for having both negative and positive poles.
Word origin: from Late Latin polāris.
Related forms: polarity (noun”).

Related terms:

Compare: nonpolar.

See also: polar solvents.


You will also like...

Consciousness and behavior
Consciousness and Behavior

Human consciousness and behavior are an interesting topic since they are determined and controlled by the brain. Conscio..

New Zealand Fauna
New Zealand’s Unique Fauna

Meet some of New Zealand's unique fauna, including endemic insects, frogs, reptiles, birds, and mammals, and investigate..

Mātauranga Māori and Science Collaboration
Mātauranga Māori and Science

Mātauranga Māori is the living knowledge system of the indigenous people of New Zealand, including the relationships t..

Transpiration
Water in Plants

The movement of molecules (specifically, water and solutes) is vital to the understanding of plant processes. This tuto..

Gene Regulation in Eukaryotes
Gene Regulation in Eukaryotes

Learn about the general structure of a eukaryotic gene, the transcription factors, and post-transcriptional regulation....

Pikas are an indicator species for climate change
Indicator Species and Endangered Species

Certain species are capable of expressing characteristics indicative of the state of the ecosystem they occupy. They are..