Learn how to say Orchidology correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word orchid:
a plant with complex flowers that are often showy or bizarrely shaped, having a large specialized lip (labellum) and frequently a spur. Orchids occur worldwide, especially as epiphytes in tropical forests, and are valuable hothouse plants.
Family Orchidaceae: numerous genera and species
mid 19th century: from modern Latin Orchid(ac)eae, formed irregularly from Latin orchis (see orchis)