| HOMOPTEROUS | • homopterous adj. (Zoology) Of or pertaining to the Homoptera, a former suborder of insects. • HOMOPTEROUS adj. relating to the Homoptera, aphids, cicadas, and scale insects. |
| HOROSCOPIST | • horoscopist n. One versed in horoscopy; an astrologer. • HOROSCOPIST n. one who casts horoscopes, an astrologer. |
| MONOSTROPHE | • monostrophe n. A metrical composition having a single strophe. • MONOSTROPHE n. a poem in which all the stanzas or strophes are written in the same metre. |
| OCTOTHORPES | • octothorpes n. Plural of octothorpe. |
| ORNITHOPODS | • ornithopods n. Plural of ornithopod. • ORNITHOPOD n. a member of a suborder of bipedal ornithischian (bird-hipped) dinosaurs. |
| ORTHOPNOEAS | • orthopnoeas n. Plural of orthopnoea. • ORTHOPNOEA n. the ability to breathe in an upright position only. |
| ORTHOSCOPES | • orthoscopes n. Plural of orthoscope. • ORTHOSCOPE n. a nineteenth century instrument for viewing the fundus of the eye through a layer of water, which eliminates distortion caused by the cornea. |
| ORTHOSCOPIC | • orthoscopic adj. Free from optical distortion. • ORTHOSCOPIC adj. giving undistorted vision. |
| PHOTOPHORES | • photophores n. Plural of photophore. • PHOTOPHORE n. a luminiferous organ. |
| PHOTOSENSOR | • photosensor n. A photodetector. • PHOTOSENSOR n. a detector that is sensitive to electromagnetic radiation. |
| PHOTOTROPES | • PHOTOTROPE n. a substance exhibiting phototropism, movement directed by light. |
| PHOTOTROPHS | • phototrophs n. Plural of phototroph. • PHOTOTROPH n. a plant which uses light to generate energy needed to absorb nutrients. |
| PROTOTROPHS | • prototrophs n. Plural of prototroph. • PROTOTROPH n. a bacterium feeding only on inorganic matter. |
| PSYCHOMOTOR | • psychomotor adj. Of or pertaining to the function of muscles under the control of the mind. • PSYCHOMOTOR adj. pertaining to physical action as immediate result of mental act. |
| RADIOPHOTOS | • radiophotos n. Plural of radiophoto. • RADIOPHOTO n. a picture transmitted by radio. |
| THORNPROOFS | • thornproofs n. (Dated) Thornproof trousers. • THORNPROOFS n. garments that resist penetration by thorns. |
| TOCOPHEROLS | • tocopherols n. Plural of tocopherol. • TOCOPHEROL n. vitamin E, found in wheatgerm, egg yolk etc. |
| ZOOTROPHIES | • ZOOTROPHY n. the feeding of animals. |