12-Letter Words Containing: OSA

• any of several marine reptiles of the Mesozoic having a body like a porpoise with dorsal and tail fins and paddle-shaped limbs

• A composite image made of individual photographs, normally of the same shape and size, placed together - to show a panoramic view etc.

• capable of being partitioned

• A fibroblastic sarcoma: a malignant tumor derived from fibrous connective tissue

• having the back covered with thick bony plates; thought to have walked with a sprawling gait resembling a lizard's

• any polyhedron having twenty plane faces

• coinciding exactly when superimposed

• of or relating to reptiles of the subclass Archosauria

• extinct reptiles including: dinosaurs; plesiosaurs; pterosaurs; ichthyosaurs; thecodonts

• Any member of the Prosauropoda, a group of early herbivorous dinosaurs with a long neck and small head, forelimbs shorter than the hindlimbs, and a very large thumb claw for defense.