| DEINOTHERIUM | • deinotherium n. Alternative form of dinotherium. • DEINOTHERIUM n. an extinct elephantine mammal with downward-curving tusks, also DEINOTHERE, DINOTHERE, DINOTHERIUM. |
| INCERTITUDES | • incertitudes n. Plural of incertitude. • INCERTITUDE n. (archaic) uncertainty. |
| INTERDIFFUSE | • interdiffuse v. To mutually diffuse. • INTERDIFFUSE v. to diffuse between. |
| INTERMEDIUMS | • intermediums n. Plural of intermedium. • INTERMEDIUM n. a small bone in the wrist and ankle. |
| INTERTISSUED | • intertissued adj. Interwoven. • INTERTISSUED adj. interwoven, also ENTERTISSUED. |
| REINSTITUTED | • reinstituted v. Simple past tense and past participle of reinstitute. • REINSTITUTE v. to institute again. |
| RELINQUISHED | • relinquished v. Simple past tense and past participle of relinquish. • RELINQUISH v. to withdraw or retreat from. |
| UNDERUTILISE | • underutilise v. (British spelling) Alternative form of underutilize. • UNDERUTILISE v. to utilize less than fully, also UNDERUTILIZE. |
| UNDERUTILIZE | • underutilize v. Underuse. • UNDERUTILIZE v. to utilize less than fully, also UNDERUTILISE. |
| UNFERTILISED | • unfertilised adj. Alternative spelling of unfertilized. • UNFERTILISED adj. not fertilised, also UNFERTILIZED. |
| UNFERTILIZED | • unfertilized adj. Not fertilized; uninseminated. • UNFERTILIZED adj. not fertilized, also UNFERTILISED. |
| UNFRIENDLIER | • unfriendlier adj. Comparative form of unfriendly: more unfriendly. • UNFRIENDLY adj. not friendly. |
| UNGENTRIFIED | • ungentrified adj. Not having been gentrified. • UNGENTRIFIED adj. not gentrified. |
| UNPRIVILEGED | • unprivileged adj. Not having special privileges, opposite of privileged. • unprivileged adj. Not requiring special privileges. • UNPRIVILEGED adj. not privileged. |
| UNSEMINARIED | • UNSEMINARIED adj. (Shakespeare) without means of generation, deprived of semen or seed. |
| UNSTERILISED | • unsterilised adj. Alternative spelling of unsterilized. • UNSTERILISED adj. not unsterilised, also UNSTERILIZED. |
| UNSTERILIZED | • unsterilized adj. Not sterilized. • UNSTERILIZED adj. not unsterilized, also UNSTERILISED. |