| CHLOROPHYLLOID | • CHLOROPHYLLOID adj. of or like chlorophyll, also CHLOROPHYLLOUS. |
| CHLOROPHYLLOUS | • chlorophyllous adj. (Botany) having chlorophyll and, hence, able to engage in photosynthesis. • CHLOROPHYLLOUS adj. of or like chlorophyll, also CHLOROPHYLLOID. |
| HISTOPATHOLOGY | • histopathology n. (Biology) The microscopic study of tissue, especially of abnormal tissue as a result of disease. • HISTOPATHOLOGY n. the study of the effects of disease on tissues. |
| HOBBLEDEHOYDOM | • hobbledehoydom n. Hobbledehoyhood. • HOBBLEDEHOYDOM n. the state of being a hobbledehoy, an awkward young fellow, also HOBBLEDEHOYHOOD, HOBBLEDEHOYISM. |
| HOMOPHONICALLY | • homophonically adv. In a homophonic manner. • HOMOPHONIC adv. in a single melodic line with accompaniment. |
| HYPOMENORRHOEA | • hypomenorrhoea n. Alternative form of hypomenorrhea. • HYPOMENORRHOEA n. the condition in which the interval between two menstrual periods is increased to between 35 and 42 days, also HYPOMENORRHEA. |
| HYPOPHOSPHORIC | • hypophosphoric adj. Of or pertaining to hypophosphoric acid or its derivatives. • HYPOPHOSPHORIC adj. as in hypophosphoric acid, a tetrabasic acid produced by the slow oxidation of phosphorus in moist ai. |
| OPHTHALMOSCOPY | • ophthalmoscopy n. Examination of the eye with an ophthalmoscope. • ophthalmoscopy n. The design, construction and use of ophthalmoscopes. • OPHTHALMOSCOPY n. an examination by use of an ophthalmoscope. |
| ORTHOHYDROGENS | • orthohydrogens n. Plural of orthohydrogen. • ORTHOHYDROGEN n. the form of molecular hydrogen, constituting about 75 per cent of the total at normal temperatures, in which the nuclei of the atoms spin in the same direction. |
| PHOSPHOROLYSES | • phosphorolyses n. Plural of phosphorolysis. • PHOSPHOROLYSIS n. a reaction analogous to hydrolysis involving phosphoric acid. |
| PHOSPHOROLYSIS | • phosphorolysis n. (Chemistry) Any reaction, akin to hydrolysis, in which a bond is broken by the action of phosphoric acid or phosphate. • PHOSPHOROLYSIS n. a reaction analogous to hydrolysis involving phosphoric acid. |
| PHOSPHOROLYTIC | • phosphorolytic adj. Of or pertaining to phosphorolysis. • PHOSPHOROLYTIC adj. relating to phosphorolysis. |
| PHYTOPATHOLOGY | • phytopathology n. The study of plant diseases; plant pathology. • PHYTOPATHOLOGY n. plant pathology. |
| POLYPHOSPHORIC | • polyphosphoric adj. (Chemistry) Used to describe polymeric phosphoric acids and their derivatives. • POLYPHOSPHORIC adj. as in polyphosphoric acid, any oxyacid of pentavalent phosphorus. |
| PYROPHOSPHORIC | • pyrophosphoric adj. Of, or relating to pyrophosphoric acid or its derivatives. • PYROPHOSPHORIC adj. as in pyrophosphoric acid, a type of acid. |
| PYROPHOTOGRAPH | • PYROPHOTOGRAPH n. a burnt-in photograph, e.g. on glass or porcelain. |
| RHYNCHOPHOROUS | • rhynchophorous adj. Belonging to genus Rhynchophorus. • RHYNCHOPHOROUS adj. of or belonging to the Rhynchophora; snouted. |