The southern hemisphere / Used in UK to refer to Australia and New Zealand - (once common, now less so)

The place on the diametrically opposite side of the earth from a given point. / The Southern Hemisphere. / (UK, now rare) Australia and New Zealand.

In direct opposition.

Something directly opposite or diametrically opposed.

On opposite sides of the globe; pertaining to antipodes / diametrically opposite

(biology) One of the cells at the chalazal pole of an embryo sac.

In an antipodal manner / With regard to antipodes

The condition of being antipodic

A form of foot juggling where the juggler lies on his or her back, usually on a sort of chair.

plural of antipodal