| BACKSCRATCHING | • backscratching v. Present participle of backscratch. • BACKSCRATCHING n. the act of scratching another's back. |
| BACTERIOPHAGES | • bacteriophages n. Plural of bacteriophage. • BACTERIOPHAGE n. a bacterium that eats other bacteria. |
| BIGHEARTEDNESS | • bigheartedness n. The quality of being bighearted. • big-heartedness n. Alternative form of bigheartedness. • BIGHEARTEDNESS n. the state of being bighearted. |
| BRANCHIOSTEGAL | • branchiostegal adj. (Zoology) Of or pertaining to the operculum that covers the gill slits of fish. • branchiostegal n. A branchiostegal ray. • BRANCHIOSTEGAL adj. of or relating to the operculum covering the gill slits of fish. |
| BREMSSTRAHLUNG | • bremsstrahlung n. The electromagnetic radiation produced by the deceleration of a charged particle, such as an electron… • BREMSSTRAHLUNG n. (German) electromagnetic radiation given off when an electron collides with a positive nucleus. |
| DAUGHTERBOARDS | • daughterboards n. Plural of daughterboard. • DAUGHTERBOARD n. a small circuit board that can be attached to the motherboard of a computer. |
| FINGERBREADTHS | • fingerbreadths n. Plural of fingerbreadth. • FINGERBREADTH n. the breadth of a finger. |
| GERONTOPHOBIAS | • GERONTOPHOBIA n. a fear of old age or of growing old. |
| HYDROBIOLOGIST | • hydrobiologist n. A biologist whose speciality is hydrobiology. • HYDROBIOLOGIST n. a student of hydrobiology. |
| HYPNOBIRTHINGS | • HYPNOBIRTHING n. the use of hypnotic technique during labour by an expectant mother to reduce the pain and emotional stress of delivery. |
| MATCHBOARDINGS | • MATCHBOARDING n. matchboards collectively. |
| NEIGHBOURLIEST | • NEIGHBOURLY adj. like a neighbour, also NEIGHBORLY. |
| OVERBREATHINGS | • overbreathings n. Plural of overbreathing. • OVERBREATHING n. hyperventilation. |
| REESTABLISHING | • reestablishing v. Present participle of reestablish. • re-establishing v. Present participle of re-establish. • REESTABLISH v. to establish again. |
| THIMBLERIGGERS | • thimbleriggers n. Plural of thimblerigger. • thimble-riggers n. Plural of thimble-rigger. • THIMBLERIGGER n. one who thimblerigs. |
| THOROUGHBASSES | • thoroughbasses n. Plural of thoroughbass. • THOROUGHBASS n. esp. in baroque music, a bass part underlying a piece. |
| THOROUGHBRACES | • thoroughbraces n. Plural of thoroughbrace. • THOROUGHBRACE n. any of several leather straps supporting the body of a carriage and serving as springs. |
| THYROGLOBULINS | • thyroglobulins n. Plural of thyroglobulin. • THYROGLOBULIN n. an iodine-containing protein of the thyroid gland that is the precursor of thyroxine and triiodothyronine. |
| TOOTHBRUSHINGS | • toothbrushings n. Plural of toothbrushing. • TOOTHBRUSHING n. the action of using a toothbrush to clean teeth. |
| TURBOCHARGINGS | • TURBOCHARGING n. the act of fitting with a turbocharger. |