| LABYRINTHODONT | • labyrinthodont adj. (Zoology) Having teeth with a labyrinthine (maze-like) internal structure. • labyrinthodont n. Any extinct amphibian of the subclass Labyrinthodontia. • LABYRINTHODONT n. an extinct amphibian, so called from a mazy pattern on a section of its teeth. |
| NORTHEASTWARDS | • northeastwards adj. Northeastward. • northeastwards adv. Northeastward. • NORTHEASTWARDS adv. in a northeasterly direction, also NORTHEASTWARD. |
| NORTHWESTWARDS | • northwestwards adj. Northwestward. • northwestwards adv. Northwestward. • NORTHWESTWARDS adv. in a northwesterly direction, also NORTHWESTWARD. |
| PHOTOCONDUCTOR | • photoconductor n. A material, or a device, that exhibits or utilizes photoconductivity. • PHOTOCONDUCTOR n. a photoconductive substance. |
| PHOTOREDUCTION | • photoreduction n. (Physics, chemistry) The addition of an electron to a photoexcited species. • photoreduction n. (Chemistry) Any reduction reaction that takes place in the presence of light. • PHOTOREDUCTION n. chemical reduction under the influence of radiant energy, as light. |
| PROSTHODONTIAS | • PROSTHODONTIA n. the provision of false teeth, also PROSTHODONTICS. |
| PROSTHODONTICS | • prosthodontics n. Prosthetic dentistry: a specialty of dentistry concerned with the restoration or replacement of damaged… • PROSTHODONTICS n. the provision of false teeth, also PROSTHODONTIA. |
| PROSTHODONTIST | • prosthodontist n. One who specializes in prosthodontics. • PROSTHODONTIST n. a specialist in prosthodontics. |
| RHABDOMANTISTS | • rhabdomantists n. Plural of rhabdomantist. • RHABDOMANTIST n. one who practices divination by means of a rod to locate underground water; a dowser. |
| TETRADRACHMONS | • tetradrachmons n. Plural of tetradrachmon. |
| THUNDERSTROKES | • thunderstrokes n. Plural of thunderstroke. • THUNDERSTROKE n. a stroke of or as if of lightning with the attendant thunder. |
| TRIIODOMETHANE | • triiodomethane n. (Organic chemistry) iodoform. • TRIIODOMETHANE n. another name for iodoform. |
| TRIMETHADIONES | • trimethadiones n. Plural of trimethadione. • TRIMETHADIONE n. a crystalline compound with a bitter taste and camphor-like odour, used in the treatment of epilepsy. |
| TRISOCTAHEDRON | • trisoctahedron n. (Crystallography) A solid of the isometric system bounded by 24 equal faces, three corresponding to… • TRISOCTAHEDRON n. a solid figure having 24 congruent faces and an octahedron as a base. |