| OCTOPODOUS | • octopodous adj. Having eight legs. • OCTOPODOUS adj. relating to an octopod, an octopus or other eight-armed creature. |
| ODONTOGLOSSUM | • odontoglossum n. Any of very many orchids of the genus Odontoglossum. • ODONTOGLOSSUM n. any of a genus of widely cultivated tropical American orchids. |
| ODONTOGLOSSUMS | • odontoglossums n. Plural of odontoglossum. • ODONTOGLOSSUM n. any of a genus of widely cultivated tropical American orchids. |
| ODONTOMATOUS | • odontomatous adj. Relating to an odontoma. • ODONTOMATOUS adj. like an odontoma, a tumour arising in connection with the teeth. |
| ODONTOPHOROUS | • odontophorous adj. (Zoology) Having an odontophore. • ODONTOPHOROUS adj. of or like an odontophore, the rasping apparatus in molluscs. |
| ODONTORHYNCHOUS | • ODONTORHYNCHOUS adj. of birds, having toothlike ridges inside the beak. |
| ODONTOSTOMATOUS | • ODONTOSTOMATOUS adj. having biting or toothed jaws. |
| OUTDOORSWOMAN | • outdoorswoman n. The female equivalent of an outdoorsman. |
| OUTDOORSWOMEN | • outdoorswomen n. Plural of outdoorswoman. |
| PHOTOCONDUCTION | • photoconduction n. A change (normally an increase) in the electrical conductivity of a material as a result of incident… • PHOTOCONDUCTION n. conduction of electricity resulting from the absorption of light. |
| PHOTOCONDUCTOR | • photoconductor n. A material, or a device, that exhibits or utilizes photoconductivity. • PHOTOCONDUCTOR n. a photoconductive substance. |
| PHOTOCONDUCTORS | • photoconductors n. Plural of photoconductor. • PHOTOCONDUCTOR n. a photoconductive substance. |
| PHOTOPRODUCTION | • photoproduction n. (Chemistry) The production of a molecular species (e.g. a radical or ion) by means of light. • PHOTOPRODUCTION n. the production of one or more particles by the action of an incident photon. |