margin


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margin

 [mahr´jin]
an edge or border.
gingival margin gum margin.
gum margin the border of the gingiva surrounding, but unattached to, the substance of the teeth.
margin of safety a calculation that takes the highest animal no observed adverse effect level and estimates a maximum safe level of exposure for humans. It is now generally superseded by the reference dose.

mar·gin

(mar'jin), [TA]
A boundary, edge, or border, as of a surface or structure.
See also: border, edge.
Synonym(s): margo [TA]
[L. margo, border, edge]

margin

/mar·gin/ (mahr´jin) an edge or border.mar´ginal
dentate margin  pectinate line.
gingival margin  the border of the gingivia surrounding, but unattached to, the substance of the teeth.

margin

1 the mechanical preparation of a ledge to which a dental restoration meets natural tooth structure. Margins may occur above the gingiva (supragingival) and/or below the gingiva (subgingival). Compare bevel, butt, shoulder, chamfer.
2 See border.

margin

Managed care
A popular “short form” for margin of profitability, the annual percentage of profits generated from a hospital, regardless of whether it is for-profit or nonprofit.
 
Medspeak
The edge, limit or extreme of a thing.
 
Pathology
The surgical limit of a resected tissue.

mar·gin

(mahr'jin) [TA]
A boundary, edge, or border, as of a surface or structure.
See also: border
Synonym(s): margo [TA] .

mar·gin

(mahr'jin) [TA]
A boundary, edge, or border, as of a surface or structure.

margin,

n 1. the extreme edge of something.
n 2. the boundary of a surface.
n 3. in a cavity preparation for a restoration, the margin is the outside limit of the surgical preparation. See also cavosurface angle.
margin, bone,
n the peripheral edge of a bone.
(kā´vōsur´fəs),
n the point of contact between a tooth surface and the face of an associated cavity.
margin, enamel,
n the part of the margin of a preparation that is laid in enamel.
margin, free gingival,
n See margin, gingival.
margin, gingival,
n 1. the cavosurface angle of the wall of a cavity preparation closest to the apex of the root.
n 2. the crest or tip of the gingival tissues that forms the wall ofthe gingival sulcus. Also called
free gingival margin or
gingival crest.
margin of safety,
n the margin between lethal and toxic doses.
margin, thickened bone,

margin

border, margin or edge.

antitragal margin
caudal edge of the ear.
central margin
the inner margin of the sole of the horse's hoof, occupied by the bars and the apex of the frog.
coronal margin
proximal border of the hoof where the horn meets the skin.
epididymal margin
the attached border of the testis where the epididymis is attached.
free margin (margo liber)
the unattached border of the testis.
interalveolar margin
the ridge along the alveolar process of the maxillae and mandibles between the teeth.
mesometric margin
the border of the uterus to which the broad ligament is attached.
parietal margin
outer margin of the sole of the hoof, connected to the wall of the hoof by the white line.
plicated margin
the raised cuticular ridge that separates the esophageal part of the stomach in the horse from the glandular part.
pupillary margin
the free edge of the iris, the edge of the pupil.
safety margin
1. the ratio between the lethal dose for 1% of the population and the effective dose for 99% of the population. Used to describe the toxicity of a pharmaceutical agent.
2. estimate of the ratio of the 'no-observed-effect' level (NOEL) to the level accepted in regulations relating to epidemiology and disease control. Called also margin of safety.
tragal margin (margo tragicus)
anteromedial edge of the ear.
References in periodicals archive ?
A margin trading agreement must include material information including responsibilities and rights of the parties, trading risks, the right of the financial services company to sell the securities in case of decline in the maintenance margin, collateral, voting rights, the right to dividends or interest, fees and commissions, agreed initial and maintenance margin and interest applied by the financial services company on the financing (not to exceed the lending rate declared by the Qatar Central Bank).
Relationship between initial margin status for invasive breast cancer and residual carcinoma after re-excision.
What we have done here is driven the corporate margin target to the department level.
In reality, though, it is a roadmap for mediocre gross margin performance because it is difficult to determine a product's unit cost before determining its price, as the cost is dependent upon volume.
Punters backing first or second favourites were not all that worse off due to bookmakers' "over-pricing" of favourites, but the rising margins affected SPs of longer-priced horses.
Therefore, cost-forecasting provides very early prediction of SNF patient costs and margins and enables management of costly patients (including outliers), so that margins can be maintained.
I think there is a misconception that margin buying is trading,'' said Yang, vice president and branch manager at Fidelity Investments in Woodland Hills.
The Securities and Exchange Commission (SEC) has expressed concerns about the interplay of margin with other financial responsibility rules for broker-dealers, competition between market participants, the solvency of financial institutions, and systemic issues.
Since nonpartner salaries were shown as expenses, their salaries would be eliminated, costs would appear to go down and profit margin would "improve.
Of course, if the foreign related distributor had perfectly hedged its exposure, it would be reasonable to adjust prices to reimburse the distributor for the cost of that hedging, just as an unrelated distributor engaged in perfect hedging would want prices adjusted to allow it to earn a normal arm's-length margin after the hedging costs were taken into account.
Plummeting prices can reduce the equity of an investor who buys on margin from an initial minimum of 50 percent of market value to a level in need of repair--normally below 25 percent of market value.
As the JOIDES Resolution criss-crossed the sea early this year from the coast of Sardinia southeast to the toe of Italy, scientists were looking at the evolution of the basin from two perspectives: They were investigating the history of the young passive margin, or continental edge, on the northwest side of the basin; and they were reconstructing the way the basin has opened at sites in the southeast over several million years.