| CALYPTROGEN | • calyptrogen n. Rootcap. • CALYPTROGEN n. the layer of cells on the growing tip of a root giving rise to the root cap. |
| CRYPTOLOGIC | • cryptologic adj. Of or relating to cryptology. • CRYPTOLOGIC adj. relating to cryptology, the scientific study of codes, also CRYPTOLOGICAL. |
| HERPETOLOGY | • herpetology n. The branch of biology dealing with reptiles (Reptilia) and amphibians. • HERPETOLOGY n. the study of reptiles and amphibians. |
| LITHOGRAPHY | • lithography n. The process of printing an image by drawing the image with a water-repellent material onto a hard, flat… • LITHOGRAPHY n. the process of printing from a plane surface, as a smooth stone or metal plate, on which the image to be printed is ink-receptive and the blank area ink-repellent. |
| OLIGOTROPHY | • oligotrophy n. (Geography, a body of water) the quality of having a low level of nutrients and minerals. • OLIGOTROPHY n. the state of being oligotrophic. |
| PETROGLYPHS | • petroglyphs n. Plural of petroglyph. • PETROGLYPH n. an ancient rock-carving. |
| PETROGLYPHY | • petroglyphy n. The art or process of carving figures or inscriptions on stone. • PETROGLYPHY n. the art of carving on rocks. |
| POTTERINGLY | • potteringly adv. So as to potter; in a slow and aimless manner. • POTTERING adv. busying oneself with trifling tasks. |
| PRIMATOLOGY | • primatology n. (Zoology) The branch of zoology relating to the study of primates. • PRIMATOLOGY n. the study of primates. |
| PRODIGALITY | • prodigality n. Wasteful extravagance. • prodigality n. Lavish generosity. • PRODIGALITY n. the state of being prodigal. |
| PROSELYTING | • proselyting v. Present participle of proselyte. • PROSELYTE v. to become a proselyte. |
| PROTOGALAXY | • protogalaxy n. A cloud of gas which is starting to form a galaxy. • PROTOGALAXY n. a galaxy in its initial state of formation. |
| PTERIDOLOGY | • pteridology n. (Botany) The scientific study of ferns and other pteridophytes. • PTERIDOLOGY n. the study of ferns. |
| PYROGALLATE | • pyrogallate n. (Chemistry) any salt of the phenol pyrogallol when viewed as an acid. • PYROGALLATE n. any salt or ester of pyrogallol. |
| REPORTINGLY | • reportingly adv. (Obsolete, rare) By common report or rumour. • REPORTING adv. giving an account of. |
| SPECTROLOGY | • spectrology n. The science of spectrum analysis. • spectrology n. The study of ghosts and spirits; demonology. • SPECTROLOGY n. the study of ghosts. |
| STYLOGRAPHS | • stylographs n. Plural of stylograph. • STYLOGRAPH n. a stylographic pen. |
| STYLOGRAPHY | • stylography n. The process of drawing or writing using a stylus onto a wax tablet, etc. • STYLOGRAPHY n. a mode of writing or engraving with a pen. |
| TYROGLYPHID | • TYROGLYPHID n. a mite of the genus Tyroglyphus, including the cheesemite and the flour-mite. |