| DIAPHOTOTROPIES | • DIAPHOTOTROPY n. the state of being diaphototropic, turning transversely to the light. |
| ORTHOPTEROID | • orthopteroid n. (Entomology) Any of the insects historically included in the order Orthoptera, including the cockroaches… • ORTHOPTEROID n. a member of the Orthoptera, cockroaches. |
| ORTHOPTEROIDS | • orthopteroids n. Plural of orthopteroid. • ORTHOPTEROID n. a member of the Orthoptera, cockroaches. |
| PHOTOCATHODE | • photocathode n. (Physics) A cathode that emits electrons when exposed to light. • PHOTOCATHODE n. a cathode that emits electrons when exposed to radiant energy and esp. light. |
| PHOTOCATHODES | • photocathodes n. Plural of photocathode. • PHOTOCATHODE n. a cathode that emits electrons when exposed to radiant energy and esp. light. |
| PHOTOCONDUCTIVE | • photoconductive adj. Of, relating to, or characterized by photoconductivity. • PHOTOCONDUCTIVE adj. having, involving, or operating by photoconductivity. |
| PHOTODETECTOR | • photodetector n. Any device used to detect electromagnetic radiation. • PHOTODETECTOR n. any of various devices for detecting and measuring the intensity of radiant energy through photoelectric action. |
| PHOTODETECTORS | • photodetectors n. Plural of photodetector. • PHOTODETECTOR n. any of various devices for detecting and measuring the intensity of radiant energy through photoelectric action. |
| PHOTODISSOCIATE | • photodissociate v. To cause, or to undergo photodissociation. • PHOTODISSOCIATE v. to effect photodissociation, dissociation produced by the absorption of radiant energy. |
| PHOTOELECTRODE | • photoelectrode n. (Physics) Either electrode of a photoelectric cell. • PHOTOELECTRODE n. an electrode which can exhibit photoelectricity. |
| PHOTOELECTRODES | • photoelectrodes n. Plural of photoelectrode. • PHOTOELECTRODE n. an electrode which can exhibit photoelectricity. |
| PHOTOOXIDATIVE | • photooxidative adj. That causes, or undergoes photooxidation. • PHOTOOXIDATIVE adj. relating to photooxidation. |
| PHOTOREDUCTION | • photoreduction n. (Physics, chemistry) The addition of an electron to a photoexcited species. • photoreduction n. (Chemistry) Any reduction reaction that takes place in the presence of light. • PHOTOREDUCTION n. chemical reduction under the influence of radiant energy, as light. |
| PHOTOREDUCTIONS | • photoreductions n. Plural of photoreduction. • PHOTOREDUCTION n. chemical reduction under the influence of radiant energy, as light. |
| POSTDOCTORATE | • postdoctorate adj. Postdoctoral. • postdoctorate n. Synonym of postdoc. • POSTDOCTORATE n. a degree after a doctorate. |
| POSTDOCTORATES | • postdoctorates n. Plural of postdoctorate. • POSTDOCTORATE n. a degree after a doctorate. |
| PROPORTIONATED | • proportionated v. Simple past tense and past participle of proportionate. • PROPORTIONATE v. to make proportionate. |
| PROTOCHORDATE | • protochordate n. Any chordate of the phyla Hemichordata, Urochordata or Cephalochordata. • PROTOCHORDATE n. a member of the Protochordata. |
| PROTOCHORDATES | • protochordates n. Plural of protochordate. • PROTOCHORDATE n. a member of the Protochordata. |
| RADIOPROTECTION | • radioprotection n. Any form of protection against the harmful effects of ionizing radiation, especially caused by natural sources. • RADIOPROTECTION n. protection against the injurious effects of radiation. |