both refer to movie chains (i.e., Loews, AMC Theatres) with movie theatres that screen more than one film at a time, as opposed to single-screen theatres. A multiplex has from 2 up to 16 screens, a megaplex has 16 or more screens; plex is the abbreviation for a multiplex theatre.
A morula (Latin, morus: mulberry) is an early stage embryo consisting of cells (called blastomeres) in a solid ball contained within the zona pellucida.
Medical Definition of lingula. plural. lingulae. \-ËlÄ\play. : a tongue-shaped process or part: asa: a ridge of bone in the angle between the body and the greater wing of the sphenoidb: an elongated prominence of the superior vermis of the cerebellumc: a dependent projection of the upper lobe of the left lung.