| CYTOTOXICITY | • cytotoxicity n. (Biology) the property of being toxic to a cell. • CYTOTOXICITY n. the quality of being cytotoxic. |
| DACTYLIOLOGY | • dactyliology n. The branch of archaeology dealing with gem engraving. • dactyliology n. The branch of archaeology dealing with finger rings. • DACTYLIOLOGY n. the study of finger-rings. |
| EPIPHYTOLOGY | • epiphytology n. Study of epiphytes and their ecology. • EPIPHYTOLOGY n. the study of epiphytes. |
| HOMOZYGOSITY | • homozygosity n. The condition of being homozygous. • HOMOZYGOSITY n. the state of being homozygous, inheriting a given genetic factor from both parents. |
| HYDROBIOLOGY | • hydrobiology n. (Biology) The study of the biology of the organisms that inhabit bodies of water. • HYDROBIOLOGY n. the study of aquatic organisms. |
| HYPOCYCLOIDS | • hypocycloids n. Plural of hypocycloid. • HYPOCYCLOID n. a curve generated by a point on the circumference of a circle which rolls on the inside of another circle. |
| HYPODIPLOIDY | • hypodiploidy n. The state of being hypodiploid; hypoploidy in diploid organisms (including humans). • HYPODIPLOIDY n. the state of being hypodiploid, having slightly fewer than the diploid number of chromosomes. |
| HYPOTHYROIDS | • HYPOTHYROID n. someone suffering from hypothyroidism. |
| HYPOTONICITY | • hypotonicity n. The quality of being hypotonic. • HYPOTONICITY n. the state of being hypotonic. |
| POLYMYOSITIS | • polymyositis n. (Medicine) An inflammatory disease affecting multiple muscles. • POLYMYOSITIS n. inflammation of several muscles at the same time. |
| POLYTONALITY | • polytonality n. (Music) The use of multiple keys in the same composition, especially by multiple instruments at the same time. • POLYTONALITY n. two or more tonalities in a composition. |
| PYRAMIDOLOGY | • pyramidology n. The study of pyramids (especially the Egyptian pyramids) from a supernatural or new-age perspective… • PYRAMIDOLOGY n. the study of the Egyptian pyramids. |
| SYNONYMICONS | • synonymicons n. Plural of synonymicon. • SYNONYMICON n. a dictionary of synonyms, a thesaurus. |