| COMPORTMENTS | • comportments n. Plural of comportment. • COMPORTMENT n. behaviour, bearing. |
| DIOPTOMETERS | • dioptometers n. Plural of dioptometer. • DIOPTOMETER n. an instrument for measuring ocular refraction. |
| FORETOPMASTS | • foretopmasts n. Plural of foretopmast. • FORETOPMAST n. the mast above the foretop platform. |
| HAPTOTROPISM | • haptotropism n. (Biology) The movement of parts of a plant (especially tendrils) in response to a touch stimulus. • HAPTOTROPISM n. curving in response to touch, as a tendril. |
| IMPORTATIONS | • importations n. Plural of importation. • IMPORTATION n. the act or practice of importing. |
| OPTOMETRISTS | • optometrists n. Plural of optometrist. • OPTOMETRIST n. an ophthalmic optician; a person qualified to practise optometry. |
| ORTHOTROPISM | • orthotropism n. The property of being orthotropic or orthotropous. • ORTHOTROPISM n. vertical growth. |
| OVEROPTIMIST | • overoptimist n. An excessively optimistic person. • OVEROPTIMIST n. one who is excessively optimistic. |
| PHOTOMETRIES | • photometries n. Plural of photometry. • PHOTOMETRY n. that branch of science which treats of the measurement of the intensity of light. |
| PHOTOMETRIST | • photometrist n. A specialist in photometry. • PHOTOMETRIST n. one who practises photometry, that branch of science which treats of the measurement of the intensity of light. |
| PHOTOTROPISM | • phototropism n. (Biology) The movement of a plant towards or away from light. • PHOTOTROPISM n. movement directed by light. |
| PITTOSPORUMS | • pittosporums n. Plural of pittosporum. • PITTOSPORUM n. any of numerous chiefly subtropical evergreen shrubs or small trees. |
| POSTROMANTIC | • postromantic adj. Of the era following the romantic era (approximately 1880 to 1914). • post-romantic adj. Alternative spelling of postromantic. • post␣romantic adj. Alternative spelling of postromantic. |
| PROTOMARTYRS | • protomartyrs n. Plural of protomartyr. • PROTOMARTYR n. the first martyr in any cause, esp. St Stephen. |
| SOMATOTROPIC | • somatotropic adj. (Physiology) That stimulates body growth. • SOMATOTROPIC adj. promoting bodily growth, also SOMATOTROPHIC. |
| SOMATOTROPIN | • somatotropin n. (Biology, medicine) Synonym of growth hormone. • SOMATOTROPIN n. a polypeptide growth hormone, also SOMATOTROPHIN, SOMATOTROPINE. |