| THORNBIRDS | • thornbirds n. Plural of thornbird. • THORNBIRD n. any of several tropical birds of the genus Phacellodomus that construct large globe-shaped nests. |
| TRIHYBRIDS | • trihybrids n. Plural of trihybrid. • TRIHYBRID n. a hybrid differing from its parents in three independently heritable characteristics. |
| BIRDWATCHERS | • birdwatchers n. Plural of birdwatcher. • bird␣watchers n. Plural of bird watcher. • BIRDWATCHER n. one who watches birds as a hobby. |
| BUTCHERBIRDS | • butcherbirds n. Plural of butcherbird. • butcher␣birds n. Plural of butcher bird. • BUTCHERBIRD n. the shrike. |
| HAIRBREADTHS | • hairbreadths n. Plural of hairbreadth. • HAIRBREADTH n. the breadth of a hair; a minute distance, also HAIRSBREADTH. |
| HAIRSBREADTH | • hairsbreadth n. A very short distance or a very small amount (as is the width of a hair). • hair's␣breadth n. A very small amount or distance. • HAIRSBREADTH n. the breadth of a hair; a minute distance, also HAIRBREADTH. |
| STRAIGHTBRED | • straightbred adj. Produced by breeding from a single breed, variety or species. • straightbred n. Any organism produced by breeding from a single breed, variety, or species. • STRAIGHTBRED n. an animal produced by breeding a single breed, strain, or type. |
| THUNDERBIRDS | • thunderbirds n. Plural of thunderbird. • Thunderbirds n. Plural of Thunderbird. • THUNDERBIRD n. in North American Indian lore, a huge bird personifying thunder and lightning. |
| HAIRSBREADTHS | • hairsbreadths n. Plural of hairsbreadth. • hairs'␣breadths n. Plural of hair’s breadth. • HAIRSBREADTH n. the breadth of a hair; a minute distance, also HAIRBREADTH. |
| STRAIGHTBREDS | • straightbreds n. Plural of straightbred. • STRAIGHTBRED n. an animal produced by breeding a single breed, strain, or type. |
| THIRDBOROUGHS | • thirdboroughs n. Plural of thirdborough. • THIRDBOROUGH n. (historical) an under-constable. |
| BLOODTHIRSTIER | • bloodthirstier adj. Comparative form of bloodthirsty: more bloodthirsty. • BLOODTHIRSTY adj. eager for bloodshed. |
| FINGERBREADTHS | • fingerbreadths n. Plural of fingerbreadth. • FINGERBREADTH n. the breadth of a finger. |
| SCRATCHBUILDER | • SCRATCHBUILDER n. one who scratchbuilds, builds models from raw materials, as opposed to constructing from kits or buying ready made. |
| BRONCHODILATORS | • bronchodilators n. Plural of bronchodilator. • BRONCHODILATOR n. a drug that relaxes bronchial muscle resulting in expansion of the bronchial air passages. |
| DISTRIBUTORSHIP | • distributorship n. A business specializing in the wholesale distribution of a particular class of goods. • DISTRIBUTORSHIP n. a company that distributes something, esp. one that has exclusive license to do this. |
| DORSIBRANCHIATE | • dorsibranchiate adj. (Zoology) Having branchiae along the back; belonging to the Dorsibranchiata. • dorsibranchiate n. (Zoology) Any of the Dorsibranchiata. • DORSIBRANCHIATE adj. having gills on the back. |
| SCRATCHBUILDERS | • SCRATCHBUILDER n. one who scratchbuilds, builds models from raw materials, as opposed to constructing from kits or buying ready made. |