Definition

1. Noun:
   • Orchidaceae: A very large and widespread family of flowering plants, known scientifically as the orchid family. This family consists primarily of perennial plants that can be terrestrial (growing in the ground) or epiphytic (growing on other plants for support). They are characterized by often having fleshy tubers or rootstocks and by their complex and frequently showy flowers, which have a unique structure among flowering plants.

Usage Examples

• Noun:
  • Orchidaceae is one of the two largest families of flowering plants.
  • Botanists study the diverse reproductive strategies within Orchidaceae.
  • The greenhouse has a special section dedicated to members of the Orchidaceae family from Southeast Asia.

Advanced Usage

• In formal botanical or scientific writing, is always capitalized and italicized, as it is a proper scientific family name.
  • The phylogenetic study focused on the evolutionary history of Orchidaceae.

Variants and Related Words

• Orchid (n): The common name for any plant belonging to the family Orchidaceae.
  • She grows several rare orchids in her conservatory.
• Orchidaceous (adj): Of or relating to the orchid family (Orchidaceae).
  • The exhibit showcased the orchidaceous flora of the region.

Synonyms

• Orchid family: The common English name for Orchidaceae.

Notes on Meaning

• The term refers exclusively to the taxonomic family. It is not used to describe a single plant; for a single plant, the word "orchid" is used.
• The "unusual flowers" mentioned in the definition refer to specific floral structures, such as a fused column of reproductive parts and often a specialized lip (labellum).

Noun

1. enormous cosmopolitan family of perennial terrestrial or epiphytic plants with fleshy tubers or rootstocks and unusual flowers