polarity

1. The separation, alignment or orientation of something into two opposed poles. (countable, uncountable) · The debate revealed the sharp polarity of opinion.
2. Either of the two extremes of such attributes. (countable, uncountable)
3. 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 (countable, uncountable)
4. The division of an embryo into an animal pole and a vegetal pole within a blastula. ᵂᵖ (countable, uncountable)
5. Spatial differences in shape, structure, and function within a cell. ᵂᵖ (countable, uncountable)
6. A measure of the electrical potential at the ends of a circuit. ᵂᵖ (countable, uncountable) · positive and negative polarity· The experiment tested the polarity of the electrical current.
7. The direction of a wave's amplitude or its being in phase or antiphase. (countable, uncountable)
8. The grammatical category of the affirmative and the negative. ᵂᵖ (countable, uncountable)

Plural polarities