| BICOLOURS | • bicolours n. Plural of bicolour. • BICOLOUR n. something having two colors, also BICOLOR. |
| BIOCENOSE | • BIOCENOSE adj. living together in mutual dependence. |
| BIOLOGICS | • biologics n. Plural of biologic. • BIOLOGIC n. a biological product used in medicine. |
| BIONOMICS | • bionomics n. The study of an organism and its relation to its environment; ecology. • BIONOMICS n. the study of organisms interacting in their environments. |
| BIOSCOPES | • bioscopes n. Plural of bioscope. • BIOSCOPE n. an early movie projector. |
| BIOSOCIAL | • biosocial adj. (Biology, sociology) Of or pertaining to both biological and social features. • BIOSOCIAL adj. relating to the interaction of the biological aspects and social relationships of living organisms. |
| BOCACCIOS | • bocaccios n. Plural of bocaccio. • BOCACCIO n. a rockfish. |
| BODACIOUS | • bodacious adj. (US) Audacious and unrestrained. • bodacious adj. (US) Incorrigible and insolent. • bodacious adj. (Australia, US, slang) Impressively great in size, and enormous; extraordinary. |
| BOOMSTICK | • boomstick n. In logging, any of the larger logs chained together to create a floating boom. • boomstick n. (Slang) Any shotgun, especially a sawn-off version. • BOOMSTICK n. (Canadian) one of the logs that surrounds a boom and holds it together. |
| BOOTLICKS | • bootlicks v. Third-person singular simple present indicative form of bootlick. • BOOTLICK v. to toady. |
| BORACHIOS | • borachios n. Plural of borachio. • BORACHIO n. (Spanish) a Spanish wineskin; a drunken fellow. |
| BROCCOLIS | • broccolis n. Plural of broccoli. • BROCCOLI n. a plant of the cabbage species, resembling the cauliflower, also BROCOLI. |
| CHOIRBOYS | • choirboys n. Plural of choirboy. • choir␣boys n. Plural of choir boy. • CHOIRBOY n. a boy who sings in a church choir. |
| COOLIBAHS | • coolibahs n. Plural of coolibah. • COOLIBAH n. (Native Australian) a species of Australian eucalyptus tree, also COOLABAH, COOLIBAR. |
| COOLIBARS | • coolibars n. Plural of coolibar. • COOLIBAR n. (Native Australian) a species of Australian eucalyptus tree, also COOLABAH, COOLIBAH. |
| DISCOBOLI | • discoboli n. Plural of discobolus. • DISCOBOLUS n. (historical) a discus thrower, also DISCOBOLOS. |
| MONOBASIC | • monobasic adj. (Chemistry, of an acid) Containing one replaceable hydrogen atom. • monobasic adj. (Chemistry, of a salt) Having one atom of a univalent metal. • monobasic adj. (Zoology) Having only one subordinate taxon; monotypic. |
| PROBOSCIS | • proboscis n. (Anatomy) An elongated tube from the head or connected to the mouth, of an animal. • proboscis n. (Informal, mildly humorous) A large or lengthy human nose. • PROBOSCIS n. an elongated organ, usually associated with the mouth. |
| SCOMBROID | • scombroid adj. Pertaining to mackerel. • scombroid n. (Countable) Any fish of the family Scombridae, of which the mackerel (Scomber) is the type. • scombroid n. (Uncountable) A form of food poisoning caused by spoiled fish. |