diameter


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diameter

di·am·e·ter

 (dī-ăm′ĭ-tər)
n.
1. Abbr. d or diam. Mathematics
a. A straight line segment passing through the center of a figure, especially of a circle or sphere, and terminating at the periphery.
b. The length of such a segment.
2. Thickness or width.
3. A unit of magnification equal to the number of times an object's linear dimensions is increased by the magnifying apparatus.

[Middle English diametre, from Old French, from Latin diametrus, from Greek diametros (grammē), diagonal (line) : dia-, dia- + metron, measure; see mē- in Indo-European roots.]

di·am′e·tral (-trəl) adj.

diameter

(daɪˈæmɪtə)
n
1. (Mathematics)
a. a straight line connecting the centre of a geometric figure, esp a circle or sphere, with two points on the perimeter or surface
b. the length of such a line
2. the thickness of something, esp with circular cross section
[C14: from Medieval Latin diametrus, variant of Latin diametros, from Greek: diameter, diagonal, from dia- + metron measure]

di•am•e•ter

(daɪˈæm ɪ tər)

n.
1.
a. a straight line passing through the center of a circle or sphere and meeting the circumference or surface at each end.
b. a straight line passing from side to side of any figure or body, through its center.
2. the length of such a line.
3. the width of a circular or cylindrical object.
[1350–1400; Middle English diametre < Old French < Latin diametros < Greek diámetros diagonal, diameter =dia- dia- + -metros, derivative of métron meter1]
di•am′e•tral, adj.

di·am·e·ter

(dī-ăm′ĭ-tər)
1. A straight line segment that passes through the center of a circle or sphere from one side to the other.
2. The length of such a line segment.

diameter

- From Greek, meaning "measure through" (a circle or sphere, etc.).
See also related terms for sphere.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.diameter - the length of a straight line passing through the center of a circle and connecting two points on the circumferencediameter - the length of a straight line passing through the center of a circle and connecting two points on the circumference
radius, r - the length of a line segment between the center and circumference of a circle or sphere
caliber, calibre, bore, gauge - diameter of a tube or gun barrel
windage - the space between the projectile of a smoothbore gun and the surface of the bore of the gun
length - the linear extent in space from one end to the other; the longest dimension of something that is fixed in place; "the length of the table was 5 feet"
2.diameter - a straight line connecting the center of a circle with two points on its perimeter (or the center of a sphere with two points on its surface)
straight line - a line traced by a point traveling in a constant direction; a line of zero curvature; "the shortest distance between two points is a straight line"

diameter

noun breadth, span, width, spread, beam, latitude, broadness, wideness the diameter of a human hair
Translations
průměr
diameter
halkaisijaläpimitta
promjer
átmérő
òvermál
直径
직경
diametras
diametrs
premer
diameter
เส้นผ่าศูนย์กลาง
đường kính

diameter

[daɪˈæmɪtəʳ] Ndiámetro m
it is one metre in diametertiene un diámetro de un metro, tiene un metro de diámetro

diameter

[daɪˈæmɪr] ndiamètre m
15 cm in diameter → 15 cm de diamètre

diameter

nDurchmesser m; to be one foot in diametereinen Durchmesser von einem Fuß haben; what’s its diameter?welchen Durchmesser hat es?, wie groß ist es im Durchmesser?

diameter

[daɪˈæmɪtəʳ] ndiametro
it is one metre in diameter → misura un metro di diametro

diameter

(daiˈӕmitə) noun
(the length of) a straight line drawn from side to side of a circle, passing through its centre. Could you measure the diameter of that circle?

diameter

قُطْر průměr diameter Durchmesser διάμετρος diámetro halkaisija diamètre promjer diametro 直径 직경 diameter diameter średnica diâmetro диаметр diameter เส้นผ่าศูนย์กลาง çap đường kính 直径

di·am·e·ter

n. diámetro.

diameter

n diámetro
References in classic literature ?
The horizontal diameter was fifty feet, and the vertical diameter seventy-five feet.
Would you give your projectile a diameter of sixty feet?
The flying or floating island is exactly circular, its diameter 7837 yards, or about four miles and a half, and consequently contains ten thousand acres.
Not the wondrous cistern in the whale's huge head; not the prodigy of his unhinged lower jaw; not the miracle of his symmetrical tail; none of these would so surprise you, as half a glimpse of that unaccountable cone, -- longer than a Kentuckian is tall, nigh a foot in diameter at the base, and jet-black as Yojo, the ebony idol of Queequeg.
Of course by doubling this distance, and adding to it the diameter of the earth, we get the diameter of the circle, or orbit, in which the moon moves around the earth.
Now imagine a Priest, whose mouth is at M, and whose front semicircle(AMB) is consequently coloured red, while his hinder semicircle is green; so that the diameter AB divides the green from the red.
The inside forms a circle, whose diameter may be about twelve feet.
Estimating the size of the creature by comparison with the diameter of the large trees near which it passed -- the few giants of the forest which had escaped the fury of the land-slide -- I concluded it to be far larger than any ship of the line in existence.
He constructed his cabin of small logs about six inches in diameter, stopping the chinks with clay which he found at the depth of a few feet beneath the surface soil.
Here is shelter for one at least, John Carter," he said, and, glancing down, I saw an opening in the base of the tree about three feet in diameter.
There also I have found, in considerable quantities, curious balls, composed apparently of fine grass or roots, of pipewort perhaps, from half an inch to four inches in diameter, and perfectly spherical.
There was the mainmast, fifteen inches in diameter at what was now the butt, still sixty-five feet in length, and weighing, I roughly calculated, at least three thousand pounds.