| ARBORISATIONS | • ARBORISATION n. an arborescence, also ARBORIZATION. |
| BARNSTORMINGS | • barnstormings n. Plural of barnstorming. • BARNSTORMING n. touring country areas giving theatrical performances. |
| BRACHIOSAURUS | • brachiosaurus n. A large herbivorous sauropod dinosaur, Brachiosaurus altithorax, which lived during the Jurassic period. • Brachiosaurus prop.n. A taxonomic genus within the family Brachiosauridae – brachiosauruses. • BRACHIOSAURUS n. any member of a genus of huge lizard-hipped plant-eating dinosaurs. |
| BRAINSTORMERS | • brainstormers n. Plural of brainstormer. • BRAINSTORMER n. one who engages in brainstorming. |
| CROSSBARRINGS | • CROSSBARRING n. the act of fitting with a crossbar. |
| DECARBONISERS | • DECARBONISER n. an apparatus or removing carbon, also DECARBONIZER. |
| DERMABRASIONS | • dermabrasions n. Plural of dermabrasion. • DERMABRASION n. surgical removal of skin blemishes or imperfections (as scars or tattoos) by abrasion. |
| FIBROSARCOMAS | • fibrosarcomas n. Plural of fibrosarcoma. • FIBROSARCOMA n. a sarcoma formed of spindle-shaped cells in collagenous fibrils. |
| OBSERVATORIES | • observatories n. Plural of observatory. • OBSERVATORY n. a building or place given over to or equipped for observation of natural phenomena (as in astronomy). |
| REABSORPTIONS | • reabsorptions n. Plural of reabsorption. • REABSORPTION n. the act of reabsorbing. |
| RHABDOVIRUSES | • rhabdoviruses n. Plural of rhabdovirus. • RHABDOVIRUS n. a class of virus that includes rabies. |
| SALMONBERRIES | • salmonberries n. Plural of salmonberry. • SALMONBERRY n. a salmon-coloured North American raspberry. |
| SCRIEVEBOARDS | • scrieve␣boards n. Plural of scrieve board. • SCRIEVEBOARD n. a shipbuilder's drawing board, also SCRIVEBOARD. |
| SUBARRHATIONS | • SUBARRHATION n. an ancient form of betrothal in which pledges of money, rings, etc. were given by the man to the woman, also SUBARRATION. |
| SUBCONTRARIES | • subcontraries n. Plural of subcontrary. • SUBCONTRARY n. a proposition so related to another that though both may be true they cannot both be false. |
| SUBORDINARIES | • subordinaries n. Plural of subordinary. • SUBORDINARY n. any of several heraldic bearings of secondary importance to the ordinary, such as the lozenge and the orle. |
| SUBORDINATORS | • subordinators n. Plural of subordinator. • SUBORDINATOR n. one that subordinates. |
| SUBVERSIONARY | • subversionary adj. Promoting destruction. • SUBVERSIONARY n. a subversive person. |
| SURFBOARDINGS | • SURFBOARDING n. the sport of surfing on a surfboard. |