1. a wild and noisy Portuguese carnival dance accompanied by tambourines, performed at a frantic pace by men dressed as women and often carrying masked boys on their shoulders.

Origin of folia

see origin at folía


[Spanish faw-lee-ah]
noun, plural fo·lí·as [Spanish faw-lee-ahs] /Spanish fɔˈli ɑs/.
  1. an early medieval Iberian dance accompanied by mime and songs, performed during celebrations of the solstice and New Year festivals.

Origin of folía

1780–85; < Spanish folía or Portuguese folia literally, madness, folly ≪ Old Provençal, equivalent to fol foolish, mad + -ia -y3; see fool1, folly


[foh-lee-uh m]
noun, plural fo·li·a [foh-lee-uh] /ˈfoʊ li ə/.
  1. a thin leaflike stratum or layer; a lamella.
  2. Geometry. a loop; part of a curve terminated at both ends by the same node. Equation: x3 + y3 = 3axy.

Origin of folium

1840–50; < New Latin, Latin: literally, a leaf Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for folia

Historical Examples of folia

British Dictionary definitions for folia


  1. the plural of folium


noun plural -lia (-lɪə)
  1. a plane geometrical curve consisting of a loop whose two ends, intersecting at a node, are asymptotic to the same line. Standard equation: x ³ + y ³=3a xy where x = y +a is the equation of the line
  2. any thin leaflike layer, esp of some metamorphic rocks

Word Origin for folium

C19: from Latin, literally: leaf
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

Word Origin and History for folia



see folio.

Online Etymology Dictionary, © 2010 Douglas Harper

folia in Medicine


n. pl. fo•li•a (-lē-ə)
  1. A broad, thin, leaflike structure, as of the cerebellar cortex.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

folia in Science


Plural folia
  1. A thin, leaflike layer or stratum occurring especially in metamorphic rock.
  2. A plane cubic curve having a single loop, a node, and two ends asymptotic to the same line. Also called folium of Descartes
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.