Home › Words › O › odontoglossumodontoglossumodontoglossum · noun — any of very many orchids of the genus Odontoglossum.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom the genus name.nounAny of very many orchids of the genus Odontoglossum.Definitions & examples from Wiktionary (CC BY-SA 3.0).