| BRONTOSAURS | • brontosaurs n. Plural of brontosaur. • BRONTOSAUR n. any of a genus of large sauropod dinosaurs of the Jurassic, also BRONTOSAURUS. |
| FIBROMATOUS | • fibromatous adj. Of or relating to a fibroma. • FIBROMATOUS adj. of or like a fibroma. |
| HOUSEBOATER | • houseboater n. One who lives in a houseboat. • HOUSEBOATER n. one who lives on a houseboat. |
| OBDURATIONS | • obdurations n. Plural of obduration. • OBDURATION n. a hardening of the heart. |
| OBFUSCATORY | • obfuscatory adj. Tending to obfuscate; intended to conceal the truth by confusion. • OBFUSCATORY adj. serving to obfuscate. |
| OBJURATIONS | • objurations n. Plural of objuration. • OBJURATION n. the act of binding by oath; a solemn charge. |
| OBJURGATORS | • objurgators n. Plural of objurgator. • OBJURGATOR n. one who objurgates. |
| OBSCURATION | • obscuration n. The state of being obscured. • obscuration n. A unit of measurement used in particular for smoke detectors which respond to absorption of light by… • OBSCURATION n. the act of obscuring. |
| OBTURATIONS | • obturations n. Plural of obturation. • OBTURATION n. an obstruction. |
| OUTHARBOURS | • outharbours n. Plural of outharbour. |
| ROUNDABOUTS | • roundabouts n. Plural of roundabout. • ROUNDABOUT v. to go round and round. |
| ROUSEABOUTS | • rouseabouts n. Plural of rouseabout. • ROUSEABOUT n. (Australian) an odd-job man on a sheep station, also ROUSTABOUT. |
| ROUSTABOUTS | • roustabouts n. Plural of roustabout. • ROUSTABOUT n. a casual or unskilled laborer, esp. on an oil rig, also ROUSEABOUT. |
| SUBORNATION | • subornation n. The act of suborning. • subornation n. The procuring of someone to do a criminal act, especially to commit perjury. • SUBORNATION n. the act of suborning. |
| SUBROGATION | • subrogation n. (Law) Substitution of a different person in place of a creditor or claimant with respect to certain rights and duties. • SUBROGATION n. the act of subrogating, also SURROGATION. |
| TROUBADOURS | • troubadours n. Plural of troubadour. • TROUBADOUR n. (French) any of a class of poet-musicians flourishing esp. in southern France and northern Italy during the 11th, 12th, and 13th centuries. |