undersurface (Meaning)

Wordnet

undersurface (n)

the lower side of anything

The undersurface of the leaf was covered in tiny glands that secreted a sticky substance.
The smooth undersurface of the table allowed it to slide easily across the floor.
The undersurface of the airplane's wings was painted a dark color to absorb heat.
The undersurface of the rock was covered in algae, indicating exposure to water.
The undersurface of the mushroom was white and spongy.
The undersurface of the turtle's shell was protected by overlapping plates.
The undersurface of the rug was made of a non-slip material.
The rough undersurface of the sandpaper created friction for sanding.
The microscopic undersurface of the bacteria revealed complex structures.
The undersurface of the bridge was inspected for signs of corrosion.

the lower side of anything

bottom,underside,underpart, undercarriage, sole, foot,underbody, floor, belly, seat

roof, face, roof, face,top, top, apex, apex, tip, culmination

The undersurface of the leaf was covered in tiny glands that secreted a sticky substance.

The smooth undersurface of the table allowed it to slide easily across the floor.

The undersurface of the airplane's wings was painted a dark color to absorb heat.

The undersurface of the rock was covered in algae, indicating exposure to water.