| BIOSTRATIGRAPHY | • biostratigraphy n. (Biology, geology) The study of the stratigraphic distribution of fossils. • BIOSTRATIGRAPHY n. the determination of age, etc., of sedimentary strata from fossils which they contain.
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| CRYPTOGRAPHISTS | • cryptographists n. Plural of cryptographist. • CRYPTOGRAPHIST n. one who studies cryptographs.
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| CRYSTALLOGRAPHY | • crystallography n. The experimental science of determining the arrangement of atoms in solids. • crystallography n. The study of crystals.
 • CRYSTALLOGRAPHY n. a science that deals with the forms and structures of crystals.
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| DACTYLOGRAPHERS | • DACTYLOGRAPHER n. one who studies fingerprints. | 
| DACTYLOGRAPHIES | • DACTYLOGRAPHY n. the study of fingerprints as a means of identification. | 
| DERMATOGLYPHICS | • dermatoglyphics n. The patterns of loops, arches and whorls on the skin of the fingers and feet. • dermatoglyphics n. The study of such patterns.
 • DERMATOGLYPHIC n. a ridge pattern of skin on the inner surface of the hands and feet.
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| GEOSTROPHICALLY | • geostrophically adv. By means of, or in terms of, geostrophy. • GEOSTROPHIC adv. relating to deflection due to effects of Earth's rotation.
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| PHARYNGOLOGISTS | • pharyngologists n. Plural of pharyngologist. • PHARYNGOLOGIST n. a specialist in pharyngology, the study of the throat.
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| PHOSPHORYLATING | • phosphorylating v. Present participle of phosphorylate. • phosphorylating adj. That phosphorylates.
 • PHOSPHORYLATE v. to cause (an organic compound) to take up or combine with phosphoric acid or a phosphorus-containing group.
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| PLETHYSMOGRAPHS | • plethysmographs n. Plural of plethysmograph. • PLETHYSMOGRAPH n. an instrument for measuring change in body part size due to blood flow.
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| PLETHYSMOGRAPHY | • plethysmography n. (Medicine) The diagnostic use of a plethysmograph. • PLETHYSMOGRAPHY n. measurement by use of a plethysmograph, an instrument for measuring change in body part size due to blood flow.
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| PORPHYROGENITES | • porphyrogenites n. Plural of porphyrogenite. • PORPHYROGENITE n. a Byzantine emperor's son, born in the purple.
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| PSYCHOGERIATRIC | • psychogeriatric adj. Relating to psychogeriatrics. • PSYCHOGERIATRIC adj. relating to the study of the psychological problems of old age.
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| PTERYLOGRAPHIES | • pterylographies n. Plural of pterylography. • PTERYLOGRAPHY n. a description of pterylae.
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| PYROPHOTOGRAPHS | • PYROPHOTOGRAPH n. a burnt-in photograph, e.g. on glass or porcelain. | 
| ULTRASONOGRAPHY | • ultrasonography n. (Medicine) The use of ultrasound to produce diagnostic images of the internal organs of the body, or of a foetus. • ultrasonography n. The use of ultrasound to form images of underwater structures.
 • ULTRASONOGRAPHY n. the use of ultrasound.
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