roundness


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Related to roundness: concentricity, circularity, cylindricity

roundness

[′rau̇nd·nəs]
(geology)
The degree of abrasion of sedimentary particles; expressed as the radius of the average radius of curvature of the edges or corners to the radius of curvature of the maximum inscribed sphere.
References in periodicals archive ?
"Sailors were reminded of the planet's roundness every time they climbed a mast to see further over the horizon or looked to the stars to determine their position.
However, measurements of roundness seem to be insufficient way to evaluate form deviations of spherical elements.
In addition to outer ring raceway roundness being a key factor for durability performance, it also has a significant effect on wheel bearing drag.
P-values (0.000 and 0.042) underlined in Table 3 show that the main effects "Material" is significant for G-ratio and surface roughness which, unlike feed rate and material, are not significant for roundness error.
For a quantitative analysis, the mean roundness parameter is evaluated for each frame as the ratio between the minor ([A.sub.m]) and the major axis ([A.sub.M]) averaged over 20 microwells within a single field-of view of the microscope.
In this tempting Espresso, Livanto's balance and roundness is complemented with the rich aromas of pastry, baked apples and a hint of cinnamon.
It is concluded that the measurements of root roundness (R) and flattening (F) are consistent with microscopic observations and can be used to quantify root deformation under soil compaction.
From the quantities described above we can calculate the sphericity and roundness, which have been defined as
Honing is the same process used to make diesel fuel injectors with bore roundness and straightness controlled to fractions of a micron (<0.000040"), with surface finish Ra [less than or equal to]0.15 [micro]m (6 [micro]in).
Featuring the structure of Cabernet Sauvignon and the roundness of Merlot, Carmenere has recently been growing in popularity in the U.S.
CD34-stained sections were evaluated for MVD, and vascular architecture parameters including vessel area, diameter, perimeter, and roundness were analyzed by using an image analyzer system (WinROOF, Mitani Corporation, Japan); WinROOF is an integrated software system for image processing, measurement, and data processing to support all image analysis-related operations [17, 18].