| HISTOPATHOLOGY | • histopathology n. (Biology) The microscopic study of tissue, especially of abnormal tissue as a result of disease. • HISTOPATHOLOGY n. the study of the effects of disease on tissues. | 
| HYETOMETROGRAPH | • HYETOMETROGRAPH n. an instrument for recording rainfall. | 
| HYPOTHECATING | • hypothecating v. Present participle of hypothecate. • HYPOTHECATE v. to pledge as security without title or possession. | 
| HYPOTHETISING | • hypothetising v. Present participle of hypothetise. • HYPOTHETISE v. to form a hypothesis, also HYPOTHESISE, HYPOTHESIZE, HYPOTHETIZE. | 
| HYPOTHETIZING | • hypothetizing v. Present participle of hypothetize. • HYPOTHETIZE v. to form a hypothesis, also HYPOTHESISE, HYPOTHESIZE, HYPOTHETISE. | 
| ICHTHYOPHAGIST | • ichthyophagist n. An eater of fish. • ICHTHYOPHAGIST n. one who eats fish. | 
| ICHTHYOPHAGISTS | • ichthyophagists n. Plural of ichthyophagist. • ICHTHYOPHAGIST n. one who eats fish. | 
| 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. | 
| PHOTOTYPOGRAPHY | • phototypography n. A photomechanical method of printing made to resemble traditional metal typography. • PHOTOTYPOGRAPHY n. any printing process involving the use of photography. | 
| PHYTOPATHOGEN | • phytopathogen n. (Biology) Any organism that is pathogenic to plants. • PHYTOPATHOGEN n. an organism parasitic on a plant host. | 
| PHYTOPATHOGENIC | • phytopathogenic adj. Pathogenic to plants. • PHYTOPATHOGENIC adj. of or like a phytopathogen. | 
| PHYTOPATHOGENS | • phytopathogens n. Plural of phytopathogen. • PHYTOPATHOGEN n. an organism parasitic on a plant host. | 
| PHYTOPATHOLOGY | • phytopathology n. The study of plant diseases; plant pathology. • PHYTOPATHOLOGY n. plant pathology. | 
| TELEPHOTOGRAPHY | • telephotography n. (Photography) Photography of distant subjects using a telephoto lens. • telephotography n. (Dated) The transmission of images over a distance, especially by facsimile. • TELEPHOTOGRAPHY n. the photography of distant objects (as by a camera provided with a telephoto lens). | 
| THANATOGRAPHY | • thanatography n. An account, usually written, of the death of a person. • THANATOGRAPHY n. the narrative of a death. | 
| THAUMATOGRAPHY | • thaumatography n. A description of natural wonders. • THAUMATOGRAPHY n. the description of natural wonders. |