weightless

Definitions

Having little or no apparent gravitational pull.

Lacking perceived physical weight; feeling light or buoyant.

Examples

The astronauts felt completely weightless as they floated inside the space station.

She felt almost weightless while swimming underwater in the deep end of the pool.

Synonyms

buoyant floating levitating airy ethereal gravity-free unburdened

Antonyms

heavy weighted burdensome ponderous gravitational massive oppressive