| DIAPHOTOTROPIES | • DIAPHOTOTROPY n. the state of being diaphototropic, turning transversely to the light. |
| DIAPHOTOTROPISM | • DIAPHOTOTROPISM n. the state of being diaphototropic, turning transversely to the light. |
| PHOTOTACTICALLY | • phototactically adv. In terms of or by means of phototaxis. • PHOTOTACTIC adv. exhibiting phototaxis. |
| PHOTOTELEGRAPHS | • phototelegraphs n. Plural of phototelegraph. • PHOTOTELEGRAPH n. an instrument for transmitting drawings telegraphically. |
| PHOTOTELEGRAPHY | • phototelegraphy n. The fax system. • PHOTOTELEGRAPHY n. the transmission of drawings by phototelegraph. |
| PHOTOTOPOGRAPHY | • phototopography n. The surveying and mapping of a terrain based solely on terrestrial photographs. • PHOTOTOPOGRAPHY n. the preparation of topographic maps from photographs. |
| PHOTOTOXICITIES | • phototoxicities n. Plural of phototoxicity. • PHOTOTOXICITY n. the state of being phototoxic. |
| 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. |
| PHOTOTROPICALLY | • phototropically adv. In a phototropic manner. • PHOTOTROPIC adv. relating to phototropism, movement directed by light. |
| PHOTOTYPESETTER | • phototypesetter n. A machine used in phototypesetting. • phototypesetter n. One who phototypesets for their work. • PHOTOTYPESETTER n. one who does phototypesetting. |
| PHOTOTYPOGRAPHY | • phototypography n. A photomechanical method of printing made to resemble traditional metal typography. • PHOTOTYPOGRAPHY n. any printing process involving the use of photography. |