polarity

The separation, alignment or orientation of something into two opposed poles.

The debate revealed the sharp polarity of opinion.

Either of the two extremes of such attributes.

The dipole-dipole intermolecular forces between the slightly positively-charged end of one molecule to the negative end of another or the same molecule. ᵂᵖ

The division of an embryo into an animal pole and a vegetal pole within a blastula. ᵂᵖ

Spatial differences in shape, structure, and function within a cell. ᵂᵖ