Ventral (adjective)

1. Anatomy: relating to or located on or near the belly or front of a body or organism.
2. Botany: relating to or situated on the front or lower surface of a leaf, stem, or organ.

Origin:

Late 19th century: from latin venter "belly" + -al.

Examples:

1. The ventral side of the snake is the side with its belly.
2. In anatomy, the ventral surface of the brain is the lower or front part of the brain.
3. The ventral fins of the fish help it maneuver and maintain stability in the water.
4. In botany, the ventral surface of the leaf is typically a lighter color than the dorsal surface.
5. The ventral side of the mushroom cap is where the spores attach to the stem.