| BIREFRINGENT | • birefringent adj. Of or pertaining to birefringence. • birefringent adj. Having two refractive indices (depending on orientation). • BIREFRINGENT adj. relating to birefringence. |
| FINGERPRINTS | • fingerprints n. Plural of fingerprint. • fingerprints v. Third-person singular simple present indicative form of fingerprint. • finger-prints n. Plural of finger-print. |
| FRATERNISING | • fraternising v. Present participle of fraternise. • FRATERNISE v. to associate with, also FRATERNIZE. |
| FRATERNIZING | • fraternizing v. Present participle of fraternize. • FRATERNIZE v. to associate or mingle as brothers or on fraternal terms, also FRATERNISE. |
| FRIPONNERIES | • FRIPONNERIE n. (French) knavery. |
| INFIRMARIANS | • infirmarians n. Plural of infirmarian. • INFIRMARIAN n. (historical) an officer in a mediaeval monastery who was in charge of the infirmary, also INFIRMARER. |
| MISINFERRING | • misinferring v. Present participle of misinfer. • MISINFER v. to infer wrongly. |
| OVERREFINING | • overrefining v. Present participle of overrefine. • OVERREFINE v. to refine excessively. |
| PREINFORMING | • PREINFORM v. to inform in advance. |
| RAINPROOFING | • rainproofing v. Present participle of rainproof. • RAINPROOF v. to make proof against rain. |
| RECONFIRMING | • reconfirming v. Present participle of reconfirm. • RECONFIRM v. to confirm anew. |
| REFURNISHING | • refurnishing v. Present participle of refurnish. • REFURNISH v. to furnish again. |
| UNFRIENDLIER | • unfriendlier adj. Comparative form of unfriendly: more unfriendly. • UNFRIENDLY adj. not friendly. |
| UNTERRIFYING | • unterrifying adj. Not terrifying. • UNTERRIFYING adj. not terrifying. |