Definition of axis Axis

/æˈksʌs/ - [aksus] - ax•is

We found 27 definitions of axis from 8 different sources.

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What does axis mean?

WordNet

WordNet by Princeton University

Noun

Plural: axes

axis - a straight line through a body or figure that satisfies certain conditions
  line acting in conformity; "in line with"; "he got out of line"; "toe the line"
  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"
axis - the center around which something rotates
  axis of rotation
  mechanism the technical aspects of doing something; "a mechanism of social control"; "mechanisms of communication"; "the mechanics of prose style"
  pivot, pin the act of turning on (or as if on) a pivot; "the golfer went to the driving range to practice his pivot"
axis - the main stem or central part about which plant organs or plant parts such as branches are arranged
  stalk, stem a stiff or threatening gait
  stele an ancient upright stone slab bearing markings
  rachis axis of a compound leaf or compound inflorescence
axis - the 2nd cervical vertebra; serves as a pivot for turning the head
  axis vertebra
  cervical vertebra, neck bone one of 7 vertebrae in the human spine located in the neck region
axis - 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"
axis - a group of countries in special alliance
  bloc
  alinement, coalition, alignment, alliance the state of being combined into one body
= synonym
= antonym
= related word

Wiktionary Wiktionary dictionary logo

  • axis (Noun)
    An imaginary line around which an object spins an axis of rotation or is symmetrically arranged an axis of symmetry .
  • axis (Noun)
    A fixed one-dimensional figure, such as a line or arc, with an origin and orientation and such that its points are in one-to-one correspondence with a set of numbers; an axis forms part of the basis of a space or is used to position and locate data in a graph a coordinate axis .
  • axis (Noun)
    The second cervical vertebra of the spine.
  • axis (Noun)
    Axis axis, a deer native to Asia.

Webster DictionaryWebster's Unabridged Dictionary 📘

  • axis (n.)
    The spotted deer (Cervus axis or Axis maculata) of India, where it is called hog deer and parrah (Moorish name).
  • axis (n.)
    A straight line, real or imaginary, passing through a body, on which it revolves, or may be supposed to revolve; a line passing through a body or system around which the parts are symmetrically arranged.
  • axis (n.)
    A straight line with respect to which the different parts of a magnitude are symmetrically arranged; as, the axis of a cylinder, i. e., the axis of a cone, that is, the straight line joining the vertex and the center of the base; the axis of a circle, any straight line passing through the center.
  • axis (n.)
    The stem; the central part, or longitudinal support, on which organs or parts are arranged; the central line of any body.
  • axis (n.)
    The second vertebra of the neck, or vertebra dentata.
  • axis (n.)
    Also used of the body only of the vertebra, which is prolonged anteriorly within the foramen of the first vertebra or atlas, so as to form the odontoid process or peg which serves as a pivot for the atlas and head to turn upon.
  • axis (n.)
    One of several imaginary lines, assumed in describing the position of the planes by which a crystal is bounded.
  • axis (n.)
    The primary or secondary central line of any design.

OmegaWiki DictionaryOmegaWiki Dictionary Ω

  • axis
    In architecture: imaginary line that passes through the centre of a building or its parts
  • axis
    The second cervical vertebra of the spine.
  • axis
    Those countries opposed to the Allies during World War II, primarily Nazi Germany, Fascist Italy and Imperial Japan.
  • axis
    An open source, XML based Web service framework.

Chambers DictionaryChamber's 20th Century Dictionary 📕

  • axis
    aks′is, n. the axle, or the line, real or imaginary, on which a body revolves: the straight line about which the parts of a body or system are systematically arranged, or which passes through the centre of all the corresponding parallel sections of it, as of a cylinder, globe, or spheroid. The axis of a curved line is formed by a right line dividing the curve into two symmetrical parts, as in the parabola, ellipse, and hyperbola:—pl. Axes (aks′ēz).—adj. Ax′ial.—adv. Ax′ially.—n. Ax′oid, a curve generated by the revolution of a point round an advancing axis.—Axis of a lens, the right line passing through a lens in such a manner as to be perpendicular to both sides of it; Axis of a telescope, a right line which passes through the centres of all the glasses in the tube; Axis of incidence, the line passing through the point of incidence perpendicularly to the refracting surface; Axis of refraction, the continuation of the same line through the refracting medium; Axis of the equator, the polar diameter of the earth, which is also the axis of rotation; Axis of the eye, the right line passing through the centres of the pupil and the crystalline lens. [L. axis; cf. Gr. axōn, Sans. aksha, A.S. eax.]
  • axis
    aks′is, n. the hog-deer of India. [L. axis, Pliny's name for an Indian quadruped.]

Sailor's Word-BookThe Sailor's Word-Book

  • axis
    The imaginary line upon which a planet revolves, the extremities of which are termed the poles,--therefore a line joining the north and south poles. The real or imaginary line that passes through the centre of any cylindrical or spherical body on which it may revolve. Also a right line proceeding from the vertex of a cone to the middle of its base. Also, an imaginary right line passing through the middle of a ship perpendicularly to its base, and equally distant from its sides;--an imaginary line passing through the centre of a gun's bore, parallel with its position.--Axis of a telescope. (See COLLIMATION, LINE OF.)

Military DictionaryMilitary Dictionary and Gazetteer 💥

  • axis
    A straight line, real or imaginary, about which a body revolves is called the axis of rotation. In gunnery, the axis of the piece is the central line of the bore of the gun.

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Pronunciation

Word frequency

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Sign Language

axis in sign language
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