folium

[ foh-lee-uh m ]
/ ˈfoʊ li əm /

noun, plural fo·li·a [foh-lee-uh] /ˈfoʊ li ə/.

a thin leaflike stratum or layer; a lamella.
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

Example sentences from the Web for folium

British Dictionary definitions for folium

folium
/ (ˈfəʊlɪəm) /

noun plural -lia (-lɪə)

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
any thin leaflike layer, esp of some metamorphic rocks

Word Origin for folium

C19: from Latin, literally: leaf

Medical definitions for folium

folium
[ fōlē-əm ]

n. pl. fo•li•a (-lē-ə)

A broad, thin, leaflike structure, as of the cerebellar cortex.

Scientific definitions for folium

folium
[ fōlē-əm ]

Plural folia

A thin, leaflike layer or stratum occurring especially in metamorphic rock.
A plane cubic curve having a single loop, a node, and two ends asymptotic to the same line. Also called folium of Descartes