border

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border

 [bor´der]
a bounding line, edge, or surface.
brush border a specialization of the free surface of a cell, consisting of minute cylindrical processes (microvilli) that greatly increase the surface area.
Brush border, characterized by closely packed microvilli. From Dorland's, 2000.
vermilion border the exposed red portion of the upper and lower lips.

bor·der

(bōr'der), [TA]
The part of a surface that forms its outer boundary.
See also: edge, margin, border.
Synonym(s): margo [TA]

border

/bor·der/ (bor´der) a bounding line, edge, or surface.
brush border  a specialization of the free surface of a cell, consisting of minute cylindrical processes (microvilli) that greatly increase the surface area.
vermilion border  the exposed red portion of the upper and lower lips.

border

Etymology: OFr, bordure
an edge or boundary of a body structure.

bor·der

(bōr'dĕr)
The part of a surface that forms its outer boundary.
See also: margin
Synonym(s): margo [TA] .

bor·der

(bōr'dĕr)
The part of a surface that forms its outer boundary.
See also: edge, margin

border,

n a circumferential margin or edge.
border, denture (denture edge, denture periphery),
n the limit, boundary, or circumferential margin of a denture base.
border, mandibular (mandibular plane),
n a tangent to the inferior border of the mandible. A line joining point gonion to point gnathion.
border molding,
n the shaping of an impression material by the manipulation or action of the tissues to determine the denture border position.
border movement,
border seal,
n the contact of the denture border with the underlying or adjacent tissues to prevent the passage of air or other substances.
border structures,
n.pl the oral structures that bound the borders of a denture.
border tissues, movement,
n the action of the muscles and other structures adjacent to the borders of a denture.
Bordetella pertussis
n.pl the infectious bacteria responsible for whooping cough (pertussis), which is spread from person to person by direct contact with mucosal discharges.

border

a boundary line, edge or surface.

basal border of the lung
the caudal border, where the lung border moves backwards and forwards on the diaphragm.
brush border
a specialization of the free surface of a cell, consisting of minute cylindrical processes (microvilli) that greatly increase the surface area.
References in classic literature ?
Harriet expressed herself very much as might be supposed, without reproaches, or apparent sense of illusage; and yet Emma fancied there was a something of resentment, a something bordering on it in her style, which increased the desirableness of their being separate.
This done, he moved with slow step and abstracted air towards a door in the wall bordering the orchard.
My neighbour struck me as bordering on repulsive; I knew, through experience, that I was tolerably attractive.
Bordering this path, in a broken, uneven line, are the villa residences of modern Aldborough -- fanciful little houses, standing mostly in their own gardens, and possessing here and there, as horticultural ornaments, staring figure- heads of ships doing duty for statues among the flowers.
The present communication is penned within the personal range (I cannot call it the society) of an individual, in a state closely bordering on intoxication, employed by a broker.