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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 ?
For my part, I feel that with regard to Nature I live a sort of border life, on the confines of a world into which I make occasional and transient forays only, and my patriotism and allegiance to the state into whose territories I seem to retreat are those of a moss-trooper.
First, there are increased pressures and risks impacting national borders, such as illegal immigration or terrorist infiltration.
On January 10, 2007, President Bush, in a prime-time address to the nation, lobbied for his new Iraq War policy, which included more troops and strengthening the interior borders of Iraq.
The six nominees in each category were chosen by Borders store employees and corporate office employees and the winners were selected by a cross-functional panel of judges at the corporate office, who volunteered to read each book nominated and listen to each CD and serve in several group discussions on the nominated selections.
Illegal aliens threaten security and budgets--and not just on the borders.
Berjaya Corporation Berhad, a publicly listed diversified corporation headquartered in Malaysia, yesterday opened the second Borders franchise store in that country.
While she hasn't compiled a record rivaling Richardson's, she has also done a great deal to undermine our borders.
But under the circumstances, (we are doing it) to help the federal government to secure our borders because that is our No.
These groups of white ranchers and other sympathetic nativists believe that the federal government is coming up short in its efforts to crack down on undocumented migrants, and they are determined to take on the responsibility of patrolling the borders themselves.
Because we're border states, we know there are special needs and interests and environmental issues along the borders.
And toward the end of the decade, economic dreams rose on growing talk of a North American free-trade accord that would erase borders, weaken the push and pull of immigration, and bring everybody closer together.
Acme Packet, the leader in session border control solutions, enables service providers to deliver trusted, first class interactive communications--voice, video and multimedia sessions--across IP network borders.