| AITCHBONE | • aitchbone n. A cut of beef lying above the rump bone. • aitchbone n. The rump bone itself. • aitch-bone n. Alternative form of aitchbone. |
| BENTHONIC | • benthonic adj. Synonym of benthic. • BENTHONIC adj. living on the sea bottom, also BENTHAL, BENTHIC, BENTHOAL. |
| BIATHLONS | • biathlons n. Plural of biathlon. • BIATHLON n. a competition in cross-country skiing and shooting. |
| BILLIONTH | • billionth adj. The ordinal form of the number one billion. • billionth n. The person or thing in the billionth position. • billionth n. One of a billion equal parts of a whole. |
| BIMONTHLY | • bimonthly adj. Occurring once every two months; bimestrial. • bimonthly adj. Twice every month; semimonthly. • bimonthly adv. Once every two months; bimestrially. |
| BLOTCHING | • blotching v. Present participle of blotch. • blotching n. The situation of having blotches; blotchiness. • BLOTCHING n. a pattern of large spots. |
| BOTCHINGS | • BOTCHING n. the act of botching. |
| BOTHERING | • bothering v. Present participle of bother. • bothering n. The action of troubling or disturbing someone. • BOTHER v. to annoy. |
| HALOBIONT | • halobiont n. (Biology) an organism that lives in a salty environment. • HALOBIONT n. an organism living in a salt environment. |
| HOTBOXING | • hotboxing v. Present participle of hotbox. • hot␣boxing v. Present participle of hot box. • HOTBOX v. to smoke marijuana in a small confined area until it is full of smoke. |
| INBROUGHT | • inbrought v. Simple past tense and past participle of inbring. • INBRING v. to bring in. |
| INHABITOR | • inhabitor n. One who inhabits. • INHABITOR n. one who inhabits, also INHABITER. |
| INHIBITOR | • inhibitor n. One who or that which inhibits. • inhibitor n. (Chemistry) Any substance capable of stopping or slowing a specific chemical reaction. • inhibitor n. (Biology) Any substance capable of stopping or slowing a specific biological process. |
| THIGHBONE | • thighbone n. (Anatomy) The bone that extends from the pelvis to the knee in humans; the femur. • THIGHBONE n. the bone of the leg between the hip joint and the knee, the femur. |
| THORNBILL | • thornbill n. Any of the passerine birds of the genus Acanthiza, native to Australia. • thornbill n. Any of the hummingbirds of the genera Chalcostigma and Ramphomicron, native to the Americas. • THORNBILL n. any one of several species of small, brilliantly colored American birds, which have a long, slender, sharp bill. |
| THORNBIRD | • thornbird n. A small South American bird (Anumbius annumbi) that builds a large and complex nest of twigs and thorns. • THORNBIRD n. any of several tropical birds of the genus Phacellodomus that construct large globe-shaped nests. |
| THROBBING | • throbbing v. Present participle of throb. • throbbing adj. Beating or pounding strongly. • throbbing n. That which throbs. |
| THROMBINS | • thrombins n. Plural of thrombin. • THROMBIN n. an enzyme that causes the blood to clot. |