| HYPERPLASTIC | • hyperplastic adj. Of, or relating to hyperplasia. • HYPERPLASTIC adj. relating to hyperplasia. |
| HYPERSPATIAL | • hyperspatial adj. Pertaining to hyperspace. • hyperspatial adj. Of or pertaining to multi-dimensional geometry. • hyperspatial adj. Of or with a spatial resolution below 1 meter remote sensing. |
| HYPOPLASTRON | • hypoplastron n. The third lateral plate in the plastron of turtles. • HYPOPLASTRON n. the plate behind the hyoplastron in a turtle's plastron. |
| PAMPHLETEERS | • pamphleteers n. Plural of pamphleteer. • PAMPHLETEER v. to write and/or distribute pamphlets. |
| PERSULPHATES | • persulphates n. Plural of persulphate. • PERSULPHATE n. that sulphate of a metal which contains the relatively greater quantity of oxygen or of the acid radical, also PERSULFATE. |
| PHRAGMOPLAST | • phragmoplast n. (Biology) A structure that forms in plant cells during late cytokinesis and serves as a scaffold for… • PHRAGMOPLAST n. the enlarged barrel-shaped spindle that is characteristic of the later stages of plant mitosis and within which the cell plate forms. |
| POLYGRAPHIST | • polygraphist n. A person skilled in the operation of a polygraph (lie detector). • POLYGRAPHIST n. one who operates a polygraph. |
| PRELATESHIPS | • prelateships n. Plural of prelateship. • PRELATESHIP n. the office of prelate. |
| PSILANTHROPY | • psilanthropy n. (Theology) The doctrine that Jesus Christ was merely human. • PSILANTHROPY n. the belief that Christ was not divine but divinely inspired. |
| PURPLEHEARTS | • purplehearts n. Plural of purpleheart. • purple␣hearts n. Plural of purple heart. • Purple␣Hearts n. Plural of Purple Heart. |
| PYROSULPHATE | • pyrosulphate n. (Inorganic chemistry, Britain) Alternative spelling of pyrosulfate. • PYROSULPHATE n. a salt of sulphur. |
| SPHEROPLASTS | • spheroplasts n. Plural of spheroplast. • SPHEROPLAST n. a bacterium or yeast cell that is modified, as by enzymatic action, so that there is partial loss of the cell wall and increased osmotic sensitivity. |
| TROPHOPLASMS | • trophoplasms n. Plural of trophoplasm. • TROPHOPLASM n. the nutritive substance of cell. |
| XIPHIPLASTRA | • xiphiplastra n. Plural of xiphiplastron. • XIPHIPLASTRON n. in chelonians, one of the plates forming the plastron, lying posterior to the hypoplastron. |