Aperture

Of eye and hole.

A natural opening in something.

This concept's ID is @1~48800

Contains

  • pore 3 facts

    A minute epidermal pore in a leaf or stem through which gases and water vapor can pass.

  • micropyle 0 facts

    Minute opening in the wall of an ovule through which the pollen tube enters.

  • pupil 0 facts

    The contractile aperture in the center of the iris of the eye; resembles a large black do...