lacuna magna


Also found in: Dictionary, Thesaurus, Legal, Encyclopedia, Wikipedia.

la·cu·na mag·na

a recess on the roof of the fossa navicularis of the penis, formed by a fold of mucous membrane, the valve of the navicular fossa.

la·cu·na mag·na

(lă-kū'nă mag'nă)
A recess on the roof of the fossa navicularis of the penis, formed by a fold of mucous membrane, the valve of the navicular fossa.

lacuna magna

The largest pitlike recess in the fossa navicularis of the distal end of the male urethra.
See also: lacuna