| BLOODTHIRSTIEST | • bloodthirstiest adj. Superlative form of bloodthirsty: most bloodthirsty. • BLOODTHIRSTY adj. eager for bloodshed. |
| CREDITWORTHIEST | • CREDITWORTHY adj. financially sound enough to justify the extension of credit. |
| DIAPHOTOTROPIES | • DIAPHOTOTROPY n. the state of being diaphototropic, turning transversely to the light. |
| DIAPHOTOTROPISM | • DIAPHOTOTROPISM n. the state of being diaphototropic, turning transversely to the light. |
| DIAPHRAGMATITIS | • diaphragmatitis n. (Rare) Inflammation of the diaphragm. • DIAPHRAGMATITIS n. inflammation of the diaphragm. |
| 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. |
| HEREDITARIANIST | • hereditarianist n. One who subscribes to the theory of hereditarianism. • HEREDITARIANIST n. a proponent of hereditarianism. |
| ICOSITETRAHEDRA | • icositetrahedra n. Plural of icositetrahedron. • ICOSITETRAHEDRA n. solid figures with twenty-four plane faces (plural of 16-letter word). |
| MULTITHREADINGS | • MULTITHREADING n. a programming system that enables actions to be carried out simultaneously. |
| POLYARTHRITIDES | • polyarthritides n. Plural of polyarthritis. • POLYARTHRITIS n. arthritis affecting several joints. |
| PTERIDOPHILISTS | • PTERIDOPHILIST n. a fern-lover. |
| RADIOTHERAPISTS | • radiotherapists n. Plural of radiotherapist. • RADIOTHERAPIST n. one who practises radiotherapy. |
| THUNDERSTRIKING | • thunderstriking v. Present participle of thunderstrike. • thunderstriking adj. (Rare) Causing great amazement or shock. • THUNDERSTRIKE v. to strike dumb. |
| THYROIDECTOMIES | • thyroidectomies n. Plural of thyroidectomy. • THYROIDECTOMY n. the surgical removal of the thyroid gland. |
| TRIIODOMETHANES | • TRIIODOMETHANE n. another name for iodoform. |