| DECREPITATION | • decrepitation n. (Mineralogy) The shattering of minerals by the action of heat, especially when accompanied by a crackling sound. • DECREPITATION n. the act of decrepitating. |
| DICTATORSHIPS | • dictatorships n. Plural of dictatorship. • DICTATORSHIP n. the office of dictator. |
| DIOPTOMETRIES | • DIOPTOMETRY n. the measurement of ocular refraction. |
| DIPROTODONTID | • diprotodontid n. (Zoology) Any member of the family Diprotodontidae of extinct large marsupials, similar to wombats in form. • DIPROTODONTID n. an animal of the Diprotodontidae, an extinct family of marsupials including the genus Diprotodon. |
| DISREPUTATION | • disreputation n. (Archaic) Loss or lack of reputation or good name; dishonour; disrepute. • DISREPUTATION n. bad repute. |
| DITTOGRAPHIES | • dittographies n. Plural of dittography. • DITTOGRAPHY n. the unintentional repetition of letters in print. |
| LEPIDOPTERIST | • lepidopterist n. Someone who studies lepidoptery; someone who studies butterflies and moths. • LEPIDOPTERIST n. a specialist in lepidopterology. |
| PAROTIDITISES | • PAROTIDITIS n. inflammation of the parotid gland, as in mumps, also PAROTITIS. |
| PERIODONTISTS | • periodontists n. Plural of periodontist. • PERIODONTIST n. a dentist specialising in periodontics. |
| PERIODONTITIS | • periodontitis n. (Periodontology) A serious form or stage of periodontal disease which may lead to loss of bone and falling… • PERIODONTITIS n. inflammation of the tissues surrounding the teeth. |
| PERIOSTITIDES | • periostitides n. Plural of periostitis. • PERIOSTITIS n. inflammation of the periosteum. |
| PREMEDITATION | • premeditation n. The act of planning or plotting something in advance, especially a crime. • PREMEDITATION n. an act or instance of premeditating. |
| PTERIDOLOGIST | • pteridologist n. A person who studies ferns and other pteridophytes. • PTERIDOLOGIST n. one who studies pteridology. |
| PTERIDOPHYTIC | • pteridophytic adj. Of or pertaining to the ferns of the division Pteridophyta. • PTERIDOPHYTIC adj. of or like a pteridophyte, a fern, also PTERIDOPHYTOUS. |
| REPARTITIONED | • repartitioned v. Simple past tense and past participle of repartition. • REPARTITION v. to partition again. |
| TETRAPLOIDIES | • tetraploidies n. Plural of tetraploidy. • TETRAPLOIDY n. the state of being tetraploid, having four haploid sets of chromosomes. |
| TRIPUDIATIONS | • tripudiations n. Plural of tripudiation. • TRIPUDIATION n. dancing for joy. |