[awr-ki-dey-shuh s]


belonging to the plant family Orchidaceae.

Compare orchid family.

Origin of orchidaceous

1830–40; < New Latin Orchidace(ae) (see orchid, -aceae) + -ous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for orchidaceous

Historical Examples of orchidaceous

  • The dark, damp wilderness is favorable to some of these orchidaceous plants, though they are too delicate for cultivation.

    The Maine Woods

    Henry David Thoreau

  • Many of our orchidaceous plants absolutely require the visits of moths to remove their pollen-masses and thus to fertilise them.

  • Monsieur St. Leger, nettled, sent some dried flowers for a testimony; but the mind of the Orchidaceous public was made up.

    About Orchids

    Frederick Boyle

  • The tree trunks and branches were rich in symbiotic life, with ferns, lianas, and orchidaceous plants of many species.

  • Here and there the bright flowers of some orchidaceous plant ornamented their summits, or hung down from their boughs.

    In the Eastern Seas

    W.H.G. Kingston

British Dictionary definitions for orchidaceous



of, relating to, or belonging to the Orchidaceae, a family of flowering plants including the orchids
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012