| APRIORISM | • apriorism n. (Philosophy) The idea that some knowledge of the physical world can be derived logically from general principles. • a␣priorism n. Alternative form of apriorism. • APRIORISM n. an a priori principle. |
| CIRRIFORM | • cirriform adj. (Biology, zoology) Formed like a cirrus or tendril. • CIRRIFORM adj. formed like a cirrus or tendril. |
| FIBRIFORM | • fibriform adj. Shaped like a fiber. • FIBRIFORM adj. shaped like a fibre. |
| GRIMOIRES | • grimoires n. Plural of grimoire. • GRIMOIRE n. (French) a book of magical lore. |
| LIBRIFORM | • libriform adj. (Botany) Resembling or having the form of liber, or bast. • LIBRIFORM adj. shaped like a book. |
| MICROWIRE | • microwire n. A very small diameter wire, especially one with a glass coating. • MICROWIRE n. a very strong, very fine filament of metal or other material. |
| MIROMIROS | • MIROMIRO n. (Maori) a small New Zealand bird. |
| MIRRORING | • mirroring v. Present participle of mirror. • mirroring n. A reflection or inversion. • MIRRORING n. the act of reflecting with a mirror. |
| MITRIFORM | • mitriform adj. Having the form of a miter, or peaked cap. • mitriform adj. (Botany) Conical, and somewhat dilated at the base. • MITRIFORM adj. mitre-shaped. |
| MORRISING | • morrising v. Present participle of morris. • MORRIS v. to dance the morris. |
| MORTIFIER | • mortifier n. One who, or that which, mortifies. • MORTIFIER n. one who mortifies. |
| PRIMORDIA | • primordia n. Plural of primordium. • PRIMORDIUM n. (Latin) the first discernible rudiment. |
| RIGORISMS | • rigorisms n. Plural of rigorism. • RIGORISM n. rigidity in principle or practice. |
| TRIFORIUM | • triforium n. (Architecture) The gallery of arches above the side-aisle vaulting in the nave of a church. • TRIFORIUM n. a gallery in a church. |
| VITRIFORM | • vitriform adj. Having the form or appearance of glass. • VITRIFORM adj. of the form or shape of glass. |