| CRYPTOZOOLOGY | • cryptozoology n. Study of cryptids, animals whose existence has not been proven. • cryptozoölogy n. Alternative form of cryptozoology.
 • CRYPTOZOOLOGY n. the study of and search for animals and esp. legendary animals.
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| ECOTOXICOLOGY | • ecotoxicology n. The toxicology of a substance towards a wide range of organisms or towards an ecosystem; the study of ecotoxicity. • ECOTOXICOLOGY n. the study of the destructive effect of waste materials, etc. on the environment.
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| EPIZOOTIOLOGY | • epizootiology n. The study of the dynamics and epidemiology of animal diseases. • EPIZOOTIOLOGY n. the sum of the factors controlling the occurrence of a disease or pathogen of animals.
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| HOMOLOGATIONS | • homologations n. Plural of homologation. • HOMOLOGATION n. confirmation, agreement.
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| ODONATOLOGIES | • ODONATOLOGY n. the study of dragonflies. | 
| ODONATOLOGIST | • odonatologist n. One who studies odonatology. • ODONATOLOGIST n. one who studies dragonflies.
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| ODONTOGLOSSUM | • odontoglossum n. Any of very many orchids of the genus Odontoglossum. • ODONTOGLOSSUM n. any of a genus of widely cultivated tropical American orchids.
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| ODONTOLOGICAL | • odontological adj. (Rare) referring or pertaining to odontology; dental. • ODONTOLOGICAL adj. relating to odontology, also ODONTOLOGIC.
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| ODONTOLOGISTS | • odontologists n. Plural of odontologist. • ODONTOLOGIST n. a student of odontology.
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| ONOMATOLOGIES | • onomatologies n. Plural of onomatology. • ONOMATOLOGY n. the science of names.
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| ONOMATOLOGIST | • onomatologist n. One versed in the history of names. • ONOMATOLOGIST n. one who studies onomatology, the science of names.
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| PHOTOBIOLOGIC | • photobiologic adj. Synonym of photobiological. • PHOTOBIOLOGIC adj. relating to photobiology, also PHOTOBIOLOGICAL.
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| PHOTOGEOLOGIC | • photogeologic adj. Of, relating to, indicated by, or produced by photogeology. • PHOTOGEOLOGIC adj. relating to photogeology, also PHOTOGEOLOGICAL.
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