{{wiktionary}} '''Acanthus''' ({{plural form}}: '''acanthus''', rarely '''acanthuses''' in English, or '''acanthi''' in Latin), its feminine form '''acantha''' (plural: '''acanthae'''), the Latinised form of the ancient Greek word '''acanthos''' or '''akanthos''', or the prefix '''acantho-''', may refer to:

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== Biology == *Acanthus (plant), a genus containing plants used for ornament and in traditional medicine **Acanthus (ornament), ornamental forms in architecture using the leaf shape *Acanthus, an entomological term for a thornlike projection on an insect, typically a single-celled cuticular growth without tormogen (socket) or sensory cells

==Mythology== *Acantha, a supposed figure in Greek mythology associated with the Acanthus plant *Acanthus, son of Autonous who received his name after the plant, which was common in his infertile homeland

==People== *Acanthus of Sparta, an ancient athlete *Acanthus, the pen-name of the cartoonist Frank Hoar

==Places== *Acanthus, Ontario, a modern Canadian town *Acanthus (Caria), a town of ancient Caria, near Bybassus *Acanthus (Egypt), an ancient Egyptian city *Akanthos (Greece), an ancient Greek city in Greek Macedonia *Acantha, County Offaly, a townland in the civil parish of Durrow, barony of Ballycowan, Ireland

==Other uses== *Acanthus path, a fictional tradition of enchanters, magicians and witches in the game ''Mage: The Awakening''

==See also== *List of commonly used taxonomic affixes

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