noun

underside

underside, bottom

The underside of the leaf is a different color.

The underside of the leaf is a different colour.

((the underside of sth.)) the bottom surface of something The underside of the leaf is a different color.

Synonyms: bottom, reverse, belly

From 'under-' (below) + 'side'. The side of something that is on the bottom or faces downward.

Imagine flipping a car over to see the 'under' side, where the engine and pipes are.

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.