Akademik

The lower inner surface of an open space or hollow organ.

- f. of orbit [TA] the f. of the orbit; the shortest of the four walls of the orbit, sloping upward from the orbital margin; it is comprised of the maxilla and orbital process of the palatine bone. SYN: paries inferior orbitae [TA], inferior wall of orbit.

- f. of tympanic cavity jugular wall of middle ear.

floor 'flō(ə)r, 'flȯ(ə)r n the lower inside surface of a hollow anatomical structure <the \floor of the pelvis>