| ARCHEOASTRONOMY | • archeoastronomy n. Alternative spelling of archaeastronomy. • ARCHEOASTRONOMY n. the scientific study of the beliefs and practices concerning astronomy that existed in ancient and prehistoric civilizations. |
| ASTROPHOTOGRAPH | • astrophotograph n. Alternative form of astrophoto. • ASTROPHOTOGRAPH n. a photograph of a celestial body. |
| BRONCHODILATORS | • bronchodilators n. Plural of bronchodilator. • BRONCHODILATOR n. a drug that relaxes bronchial muscle resulting in expansion of the bronchial air passages. |
| CHROMATOPHOROUS | • CHROMATOPHOROUS adj. of or like a chromatophore, a pigment-bearing cell. |
| COUNTERPROPOSAL | • counterproposal n. A proposal made as an alternative to another, earlier proposal. • counter-proposal n. Alternative form of counterproposal. • COUNTERPROPOSAL n. a return proposal made by one who has rejected a proposal. |
| DEXTROROTATIONS | • dextrorotations n. Plural of dextrorotation. • DEXTROROTATION n. rotation to the right. |
| DISPROPORTIONAL | • disproportional adj. Disproportionate. • DISPROPORTIONAL adj. relating to disproportion. |
| FOREORDINATIONS | • foreordinations n. Plural of foreordination. • FOREORDINATION n. the act of foreordaining. |
| NONCORRELATIONS | • noncorrelations n. Plural of noncorrelation. • NONCORRELATION n. a lack of correlation. |
| ORTHOCHROMATISM | • orthochromatism n. Quality of being orthochromatic. • ORTHOCHROMATISM n. the state of being orthochromatic, of photographic film, sensitive to all colours except red. |
| OVERDECORATIONS | • overdecorations n. Plural of overdecoration. • OVERDECORATION n. excessively decoration. |
| PHOTOTRANSISTOR | • phototransistor n. (Electronics) Any semiconductor device whose electrical characteristics are light-sensitive. • PHOTOTRANSISTOR n. a junction transistor, whose base signal is generated by illumination of the base. |
| PROGNOSTICATORS | • prognosticators n. Plural of prognosticator. • PROGNOSTICATOR n. one who prognosticates. |
| PROTHONOTARIATS | • prothonotariats n. Plural of prothonotariat. • PROTHONOTARIAT n. the college constituted by the twelve apostolical prothonotaries (bishops and senior members of the curia) in Rome, also PROTONOTARIAT. |
| PROTOCERATOPSES | Sorry, definition not available. |
| PROTOHISTORIANS | • protohistorians n. Plural of protohistorian. • PROTOHISTORIAN n. one who studies protohistory. |
| PYROPHOTOGRAPHS | • PYROPHOTOGRAPH n. a burnt-in photograph, e.g. on glass or porcelain. |
| VASOCONSTRICTOR | • vasoconstrictor n. (Pharmacology) Any substance that causes vasoconstriction. • VASOCONSTRICTOR n. an agent (as a sympathetic nerve fiber or a drug) that induces or initiates vasoconstriction. |