| APLANOGAMETE | • aplanogamete n. A non-motile gamete found in certain lower algae. • APLANOGAMETE n. a nonmotile gamete. |
| APLANOGAMETES | • aplanogametes n. Plural of aplanogamete. • APLANOGAMETE n. a nonmotile gamete. |
| ASCLEPIADACEOUS | • asclepiadaceous adj. (Botany) Relating to the milkweeds. • ASCLEPIADACEOUS adj. belonging to the Asclepiadaceae, the milkweed and swallowwort family. |
| ENCEPHALOMATA | • encephalomata n. Plural of encephaloma. • ENCEPHALOMA n. a brain tumour. |
| PALAEOBOTANIES | • PALAEOBOTANY n. the study of fossil plants, also PALEOBOTANY. |
| PALAEOCLIMATE | • palaeoclimate n. Alternative spelling of paleoclimate. • PALAEOCLIMATE n. the climate at any stage in the geological development of the earth. |
| PALAEOCLIMATES | • palaeoclimates n. Plural of palaeoclimate. • PALAEOCLIMATE n. the climate at any stage in the geological development of the earth. |
| PALAEOGAEA | • PALAEOGAEA n. the Old World as a biological region. |
| PALAEOGAEAS | • PALAEOGAEA n. the Old World as a biological region. |
| PALAEOGEOGRAPHY | • palaeogeography n. The study of historical geography — of the (chiefly physical, but sometimes political/cultural) geography… • palæogeography n. Obsolete spelling of palaeogeography. • PALAEOGEOGRAPHY n. the study of the geography of geological periods. |
| PALAEOGRAPHER | • palaeographer n. Alternative spelling of paleographer. • palæographer n. Obsolete spelling of paleographer. • PALAEOGRAPHER n. a student of palaeography, also PALAEOGRAPHIST. |
| PALAEOGRAPHERS | • palaeographers n. Plural of palaeographer. • palæographers n. Plural of palæographer. • PALAEOGRAPHER n. a student of palaeography, also PALAEOGRAPHIST. |
| PALAEOGRAPHIES | • palaeographies n. Plural of palaeography. • palæographies n. Plural of palæography. • PALAEOGRAPHY n. the study of ancient writings, also PALEOGRAPHY. |
| PALAEOMAGNETIC | • palaeomagnetic adj. (UK, geology) Of or pertaining to palaeomagnetism. • PALAEOMAGNETIC adj. relating to palaeomagnetism. |
| PALAEOMAGNETISM | • palaeomagnetism n. Alternative spelling of paleomagnetism. • PALAEOMAGNETISM n. a study of the magnetism of ancient rocks and fossils, and of bricks, pottery, etc. made in past ages. |
| PALAEOMAGNETIST | • palaeomagnetist n. Alternative spelling of paleomagnetist. • PALAEOMAGNETIST n. a student of or expert in palaeomagnetism. |
| PARALEIPOMENA | • PARALEIPOMENON n. a thing added as a supplement to a main text, also PARALIPOMENON. |
| PARALLELOPIPEDA | • PARALLELOPIPEDA plural of parallelopipedon* (which has sixteen letters), a solid figure bounded by six parallelograms, opposite pairs being identical and parallel. |