| ACROBATISMS | • acrobatisms n. Plural of acrobatism. • ACROBATISM n. the art of the acrobat. |
| ASBESTIFORM | • asbestiform adj. (Crystallography) Having a particular kind of fibrosity in which fibers have high tensile strength and flexibility. • asbestiform n. (Mineralogy) Any of asbestos-like forms of several minerals. • ASBESTIFORM adj. of or like asbestos. |
| ASTROBLEMES | • astroblemes n. Plural of astrobleme. • ASTROBLEME n. the wound left by a meteorite strike. |
| BALSAMROOTS | • balsamroots n. Plural of balsamroot. |
| BLAMESTORMS | • blamestorms n. Plural of blamestorm. • blamestorms v. Third-person singular simple present indicative form of blamestorm. • BLAMESTORM v. (of colleagues in a business, government, etc.) to meet in order to apportion blame for an error or failure. |
| BLASTODERMS | • blastoderms n. Plural of blastoderm. • BLASTODERM n. the germinal membrane in an ovum, from which the embryo is developed. |
| BLASTOMERES | • blastomeres n. Plural of blastomere. • BLASTOMERE n. one of the segments first formed by the division of the ovum. |
| BLOGSTREAMS | • BLOGSTREAM n. the alternative news and information network growing up around weblogs. |
| BOOSTERISMS | • boosterisms n. Plural of boosterism. • BOOSTERISM n. the practice of boosting or promoting a product or idea. |
| BRAINSTORMS | • brainstorms n. Plural of brainstorm. • brainstorms v. Third-person singular simple present indicative form of brainstorm. • brain-storms n. Plural of brain-storm. |
| BROOMSTAFFS | • broomstaffs n. Plural of broomstaff. • BROOMSTAFF n. (archaic) a broomstick. |
| BROOMSTICKS | • broomsticks n. Plural of broomstick. • broomsticks v. Third-person singular simple present indicative form of broomstick. • BROOMSTICK n. the long thin handle of a broom. |
| MICROBURSTS | • microbursts n. Plural of microburst. • MICROBURST n. a sudden violent downward rush of air usually associated with thunderstorms, also DOWNBURST. |
| MOSSBLUITER | • MOSSBLUITER n. (Scots) the bittern. |
| MOTORBUSSES | • motorbusses n. Plural of motorbus. • MOTORBUS n. a bus driven by an internal-combustion engine. |
| PROBLEMISTS | • problemists n. Plural of problemist. • PROBLEMIST n. one who sets problems. |
| RUMBUSTIOUS | • rumbustious adj. (Chiefly Britain, informal) Boisterous and unruly. • RUMBUSTIOUS adj. boisterous, rambunctious, also RUMBUSTICAL. |
| SMOOTHBORES | • smoothbores n. Plural of smoothbore. • SMOOTHBORE n. a gun with a smooth bore. |
| SOMBRERITES | • SOMBRERITE n. rock-guano. |
| TROMBONISTS | • trombonists n. Plural of trombonist. • TROMBONIST n. one who plays the trombone. |