axis


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ax·is

 (ăk′sĭs)
n. pl. ax·es (ăk′sēz′)
1. A straight line about which a body or geometric object rotates or may be conceived to rotate.
2. Mathematics
a. An unlimited line, half-line, or line segment serving to orient a space or a geometric object, especially a line about which the object is symmetric.
b. A reference line from which distances or angles are measured in a coordinate system.
3. A center line to which parts of a structure or body may be referred.
4. An imaginary line to which elements of a work of art, such as a picture, are referred for measurement or symmetry.
5. Anatomy
a. The second cervical vertebra on which the head turns.
b. Any of various central structures, such as the spinal column, or standard abstract lines used as a positional referent.
6. Botany The main stem or central part about which organs or plant parts such as branches are arranged.
7. One of three mutually perpendicular lines that define the orientation of an aircraft, with one being along its direction of travel and the other two being perpendicular to the direction of travel.
8. A line through the optical center of a lens that is perpendicular to both its surfaces.
9. One of three or four imaginary lines used to define the faces of a crystal and the position of its atoms.
10.
a. An alliance of powers, such as nations, to promote mutual interests and policies.
b. Axis The alliance of Germany and Italy in 1936, later including Japan and other nations, that opposed the Allies in World War II.

[Middle English, from Latin.]

axis

(ˈæksɪs)
n, pl axes (ˈæksiːz)
1. (Mathematics) a real or imaginary line about which a body, such as an aircraft, can rotate or about which an object, form, composition, or geometrical construction is symmetrical
2. (Mathematics) one of two or three reference lines used in coordinate geometry to locate a point in a plane or in space
3. (Anatomy) anatomy the second cervical vertebra. Compare atlas3
4. (Botany) botany the main central part of a plant, typically consisting of the stem and root, from which secondary branches and other parts develop
5. (Government, Politics & Diplomacy) an alliance between a number of states to coordinate their foreign policy
6. (General Physics) optics Also called: principal axis the line of symmetry of an optical system, such as the line passing through the centre of a lens
7. (Geological Science) geology an imaginary line along the crest of an anticline or the trough of a syncline
8. (General Physics) crystallog one of three lines passing through the centre of a crystal and used to characterize its symmetry
[C14: from Latin: axletree, earth's axis; related to Greek axōn axis]

axis

(ˈæksɪs)
n, pl axises
(Animals) any of several S Asian deer of the genus Axis, esp A. axis. They typically have a reddish-brown white-spotted coat and slender antlers
[C18: from Latin: Indian wild animal, of uncertain identity]

Axis

(ˈæksɪs)
n
(Historical Terms)
a. the Axis the alliance of Nazi Germany, Fascist Italy, and Japan, established in 1936 and lasting until their defeat in World War II
b. (as modifier): the Axis powers.

ax•is

(ˈæk sɪs)

n., pl. ax•es (ˈæk siz)
1. the line about which a rotating body, such as the earth, turns.
2.
a. a central line that bisects a two-dimensional body or figure.
b. a line about which a three-dimensional body or figure is symmetrical.
c. any line used as a fixed reference for determining the position of a point or series of points, as the x- or y-axis in a system of Cartesian coordinates.
3. Anat.
a. a central or principal structure about which something turns or is arranged: the skeletal axis.
b. the second cervical vertebra.
4. Bot.
a. the main support of a plant; the stem and root.
b. the main support of an inflorescence.
5. an imaginary line, in a given formal structure, about which a form, area, or plane is organized.
6. the Axis, (in World War II) the nations that fought against the Allies: Germany, Italy, Japan, and others.
7. an alliance of two or more nations to coordinate their foreign and military policies.
8. a principal line of development, movement, etc.
[1540–50; < Latin axis an axletree, axle, axis; Greek áxōn, Sktákṣas]

ax·is

(ăk′sĭs)
Plural axes (ăk′sēz′)
1. An imaginary line around which an object rotates. In a rotating sphere, such as the Earth and other planets, the two ends of the axis are called poles.
2. Mathematics
a. A line, ray, or line segment with respect to which a figure or object is symmetrical.
b. In the Cartesian coordinate system, one of the reference lines from which or along which distances or angles are measured: the x-axis.
3. Anatomy The second cervical vertebra on which the head turns.
4. Botany The main stem or central part of a plant, about which plant parts, such as branches, are arranged.

axial adjective

axis

In land warfare, the general direction of movement, planned or achieved, usually between assigned boundaries.

Axis

 the association of the countries that formed the German/Italian/Japanese alliance in World War II.

axis

A national alliance to co-ordinate foreign policy, specifically the pact between Hitler and Mussolini in 1937.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.axis - a straight line through a body or figure that satisfies certain conditionsaxis - a straight line through a body or figure that satisfies certain conditions
coordinate axis - one of the fixed reference lines of a coordinate system
major axis - the longest axis of an ellipse or ellipsoid; passes through the two foci
semimajor axis - one-half the major axis of an ellipse; the distance from the center of an ellipse to one end
minor axis - the shorter or shortest axis of an ellipse or ellipsoid
semiminor axis - one-half the minor axis of an ellipse
principal axis, optic axis - a line that passes through the center of curvature of a lens so that light is neither reflected nor refracted; "in a normal eye the optic axis is the direction in which objects are seen most distinctly"
optic axis - in a doubly refracting crystal, the line in the direction of which no double refraction occurs; "a crystal may have either one or two optic axes"
line - a spatial location defined by a real or imaginary unidimensional extent
2.axis - the main stem or central part about which plant organs or plant parts such as branches are arrangedaxis - the main stem or central part about which plant organs or plant parts such as branches are arranged
stele - the usually cylindrical central vascular portion of the axis of a vascular plant
rachis - axis of a compound leaf or compound inflorescence
stalk, stem - a slender or elongated structure that supports a plant or fungus or a plant part or plant organ
spadix - the fleshy axis of a spike often surrounded by a spathe
3.axis - in World War II the alliance of Germany and Italy in 1936 which later included Japan and other nationsAxis - in World War II the alliance of Germany and Italy in 1936 which later included Japan and other nations; "the Axis opposed the Allies in World War II"
alignment, alinement, coalition, alliance - an organization of people (or countries) involved in a pact or treaty
4.axis - a group of countries in special allianceaxis - a group of countries in special alliance
alignment, alinement, coalition, alliance - an organization of people (or countries) involved in a pact or treaty
scheduled territories, sterling area, sterling bloc - the group of countries whose currencies are tied to the British pound sterling
5.axis - the 2nd cervical vertebraaxis - the 2nd cervical vertebra; serves as a pivot for turning the head
cervical vertebra, neck bone - one of 7 vertebrae in the human spine located in the neck region
odontoid process - a toothlike process at the back of 2nd vertebra of the neck
6.axis - the center around which something rotatesaxis - the center around which something rotates
mechanism - device consisting of a piece of machinery; has moving parts that perform some function
pivot, pin - axis consisting of a short shaft that supports something that turns
rotor head, rotor shaft - the axis around which the major rotor of a helicopter turns

axis

noun pivot, shaft, axle, spindle, centre line the axis of the Earth
Translations
مِحْوَرمِحْوَرالأرض
osa
akse
telg
akseli
osa
tengely
ásmöndull, öxull
ašis
ass
os
os
axel

axis

[ˈæksɪs] N (axes (pl)) [ˈæksiːz]
1. (Geom etc) → eje m
2. (Anat) → axis m inv
3. the Axis (Hist) → el Eje

axis

[ˈæksɪs] [axes] (pl) naxe m

axis

n pl <axes> → Achse f; the Axis (powers) (Hist) → die Achse, die Achsenmächte pl

Axis

[ˈæksɪs] n the Axisl'Asse

axis

[ˈæksɪs] n (axes (pl)) [ˈæksiːz] (Geom) (of the earth) → asse m

axis

(ˈӕksis) plural axes (ˈӕksiːz) noun
1. the real or imaginary line on which a thing turns (as the axis of the earth, from North Pole to South Pole, around which the earth turns).
2. a fixed line used as a reference, as in a graph. He plotted the temperatures on the horizontal axis.

axis

n (pl axes) eje m
References in classic literature ?
Then the astonished eyes of the adventurers saw the great stone door revolve on its axis and swing to one side, leaving a passage open through which they could pass.
Screwed at its axis against the side, a swinging lamp slightly oscillates in Jonah's room; and the ship, heeling over towards the wharf with the weight of the last bales received, the lamp, flame and all, though in slight motion, still maintains a permanent obliquity with reference to the room; though, in truth, infallibly straight itself, it but made obvious the false, lying levels among which it hung.
Owing to the density of the crowd of reposing whales, more immediately surrounding the embayed axis of the herd, no possible chance of escape was at present afforded us.
These were divided into three sections, fitting into the angles of the mirrors and each supporting a decorative scheme that came into sight as the roller revolved upon its axis.
The earth's great axis spinning on, The never-resting pole of sky -- Let us resolve their Whence and Why, And blend with all things into One; Beyond the bounds of thought and dream, Circling the vasty void as spheres Whose orbits round a thousand years: Behold the Key that fits my theme.
At the two extremities of the port, in order that their fires should converge upon the great axis of the ellipsis formed by the basin, in the first place, two batteries had been raised, evidently destined to receive flank pieces, for D'Artagnan saw the workmen finishing the platform and making ready the demi-circumference in wood upon which the wheels of the pieces might turn to embrace every direction over the epaulement.
The screw consists of an axis of hollow brass tube, eighteen inches in length, through which, upon a semi-spiral inclined at fifteen degrees, pass a series of steel wire radii, two feet long, and thus projecting a foot on either side.
Down, down, they sped, the wheels humming like a top, the dog-cart rocking right and left, its axis acquiring a slightly oblique set in relation to the line of progress; the figure of the horse rising and falling in undulations before them.
We must hold hard to this poverty, however scandalous, and by more vigorous self-recoveries, after the sallies of action, possess our axis more firmly.
There was a steel axis to the whole affair, a central backbone which terminated in the engine and propeller, and the men and magazines were forward in a series of cabins under the expanded headlike forepart.
I did not fully understand what she meant, nor am I sure that I do yet, for I have never been to that part of Pellucidar from which the Dead World is visible; but Perry says that it is the moon of Pellucidar--a tiny planet within a planet--and that it revolves around the earth's axis coincidently with the earth, and thus is always above the same spot within Pellucidar.
One edge of the door was formed of a straight, round pole about two inches in diameter that protruded at top and bottom, the projections setting in round holes in both lintel and sill forming the axis upon which the door swung.