| DIPHTHONGISING | • diphthongising v. Present participle of diphthongise. • DIPHTHONGISE v. to make into a diphthong, also DIPHTHONGIZE.
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| DIPHTHONGIZING | • diphthongizing v. Present participle of diphthongize. • DIPHTHONGIZE v. to make into a diphthong, also DIPHTHONGISE.
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| ENIGMATOGRAPHY | • enigmatography n. The art of making or solving puzzles. • ENIGMATOGRAPHY n. the composition of enigmas.
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| GLYPTOGRAPHERS | • glyptographers n. Plural of glyptographer. • GLYPTOGRAPHER n. one who practises glyptography, the art of engraving on gems.
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| GLYPTOGRAPHIES | • GLYPTOGRAPHY n. the art of engraving on gems. | 
| HAGIOGRAPHISTS | • hagiographists n. Plural of hagiographist. • HAGIOGRAPHIST n. one who writes the lives of saints.
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| ORGANOGRAPHIST | • organographist n. One versed in organography. • ORGANOGRAPHIST n. one who practises organography, a description of the organs of plants or animals.
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| PHARYNGOLOGIST | • pharyngologist n. A student of pharyngology; one versed in the science of pharyngology. • PHARYNGOLOGIST n. a specialist in pharyngology, the study of the throat.
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| PHOTOENGRAVING | • photoengraving n. (Uncountable) A process of transferring a photographic image onto a plate which is then etched and printed. • photoengraving n. (Countable) A plate or reproduction made using this process.
 • photoengraving v. Present participle of photoengrave.
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| PHOTOGEOLOGIES | • PHOTOGEOLOGY n. a branch of geology concerned with the identification and study of geological features through the study of aerial or orbital photographs. | 
| PHOTOGEOLOGIST | • photogeologist n. One who carries out photogeology. • PHOTOGEOLOGIST n. one who studies photogeology.
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| PHYTOGEOGRAPHY | • phytogeography n. (Biology) The science that studies the geographical distribution of plants; geobotany. • PHYTOGEOGRAPHY n. the geography of plant distribution.
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| ROENTGENOGRAPH | • roentgenograph n. A radiograph. • roentgenograph v. To radiograph.
 • ROENTGENOGRAPH n. an X-ray photograph, also RONTGENOGRAPH.
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| RONTGENOGRAPHS | • RONTGENOGRAPH n. an apparatus for taking X-ray photographs, also ROENTGENOGRAPH. | 
| RONTGENOGRAPHY | • RONTGENOGRAPHY n. photography by X-rays. | 
| SPHAGNOLOGISTS | • sphagnologists n. Plural of sphagnologist. • SPHAGNOLOGIST n. a student of sphagnology, the study of peat moss.
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| STEGANOGRAPHER | • steganographer n. One that practices or studies steganography. • STEGANOGRAPHER n. a cryptographer; one who works with ciphers.
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| STEGANOGRAPHIC | • steganographic adj. Of or pertaining to steganography. • STEGANOGRAPHIC adj. relating to steganography, the practice of concealing digital data within some of the pixels of an image.
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| STEREOGRAPHING | • stereographing v. Present participle of stereograph. • STEREOGRAPH v. to make a stereograph.
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| TROTHPLIGHTING | • trothplighting v. Present participle of trothplight. • TROTHPLIGHT v. to betroth.
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