| MONOCOTYLEDON | • monocotyledon n. (Botany) Any plant whose seedlings typically have one cotyledon (seed leaf) (in contrast to the two… • MONOCOTYLEDON n. a plant having a single cotyledon, also MONOCOT, MONOCOTYL.
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| MONOCOTYLEDONS | • monocotyledons n. Plural of monocotyledon. • MONOCOTYLEDON n. a plant having a single cotyledon, also MONOCOT, MONOCOTYL.
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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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| ODONATOLOGISTS | • odonatologists n. Plural of odonatologist. • ODONATOLOGIST n. one who studies dragonflies.
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| ODONATOLOGY | • odonatology n. (Entomology) The study of dragonflies and often damselflies. • ODONATOLOGY n. the study of 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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| ODONTOGLOSSUMS | • odontoglossums n. Plural of odontoglossum. • ODONTOGLOSSUM n. any of a genus of widely cultivated tropical American orchids.
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| ODONTOLOGIC | • odontologic adj. Alternative form of odontological. • ODONTOLOGIC adj. relating to odontology, also ODONTOLOGICAL.
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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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| ODONTOLOGIES | • ODONTOLOGY n. the study of teeth. | 
| ODONTOLOGIST | • odontologist n. One who studies teeth. • ODONTOLOGIST n. a student of odontology.
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| ODONTOLOGISTS | • odontologists n. Plural of odontologist. • ODONTOLOGIST n. a student of odontology.
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| ODONTOLOGY | • odontology n. The study of the structure and development of teeth. • odontology n. The branch of dentistry dealing with abnormalities of teeth.
 • ODONTOLOGY n. the study of teeth.
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| ODONTOPHORAL | • odontophoral adj. Relating to the odontophore. • ODONTOPHORAL adj. of or like an odontophore, the rasping apparatus in molluscs, also ODONTOPHORAN.
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| PERIODONTOLOGY | • periodontology n. (Dentistry) Periodontics. • PERIODONTOLOGY n. the branch of dentistry concerned with periodontal diseases.
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| POLYPROTODONT | • polyprotodont n. Any marsupial of the order Polyprotodontia. • POLYPROTODONT n. any member of the Polyprotodontia, the suborder of marsupials, including opossums, dasyures, etc., with many small incisors.
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| POLYPROTODONTS | • polyprotodonts n. Plural of polyprotodont. • POLYPROTODONT n. any member of the Polyprotodontia, the suborder of marsupials, including opossums, dasyures, etc., with many small incisors.
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