Definitions

1. verb

to cause (something) to become divided into two strongly opposing groups or sets of opinions

“The debate on social media started to polarise the community, with some people strongly supporting and others opposing the idea.”

2. verb

to cause (molecules or atoms) to align in a particular direction, typically by applying an electric field

“The experiment involved polarising the molecules to study their properties under different conditions.”

3. noun

a material that has been polarised, typically to cause it to rotate the plane of polarisation of light

“The polariser was used to filter out the reflected light and improve the image quality.”