| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024ax•is1 /ˈæksɪs/USA pronunciation n. [countable], pl. ax•es /ˈæksiz/.USA pronunciation - Geographythe line around which a rotating body, as the earth, turns.
- Mathematicsa line used as the starting point in a graph to figure the position of a point.
- Governmentthe Axis, (in World War II) the nations that fought against the Allies.
- an alliance of two or more nations to coordinate policies:a new European-African-Middle East axis.
WordReference Random House Unabridged Dictionary of American English © 2024ax•is1 (ak′sis),USA pronunciation n., pl. ax•es (ak′sēz).USA pronunciation - Geographythe line about which a rotating body, such as the earth, turns.
- Mathematics, Anatomy
- a central line that bisects a two-dimensional body or figure.
- a line about which a three-dimensional body or figure is symmetrical.
- [Anat.]
- a central or principal structure, about which something turns or is arranged:the skeletal axis.
- the second cervical vertebra.
- Botanythe longitudinal support on which organs or parts are arranged; the stem and root;
the central line of any body. - Mathematics[Analytic Geom.]any line used as a fixed reference in conjunction with one or more other references for determining the position of a point or of a series of points forming a curve or a surface. Cf. x-axis, y-axis.
- CrystallographySee crystallographic axis.
- [Aeron.]any one of three lines defining the attitude of an airplane, one being generally determined by the direction of forward motion and the other two at right angles to it and to each other.
- Fine Artan imaginary line, in a given formal structure, about which a form, area, or plane is organized.
- an alliance of two or more nations to coordinate their foreign and military policies, and to draw in with them a group of dependent or supporting powers.
- Government the Axis, (in World War II) Germany, Italy, and Japan, often with Bulgaria, Hungary, and Rumania.
- a principal line of development, movement, direction, etc.
- Latin axis an axletree, axle, axis. See axi-
- 1540–50
- See axis deer.
- Latin axis a wild animal of India (Pliny)
- 1595–1605
Collins Concise English Dictionary © HarperCollins Publishers:: axis /ˈæksɪs/ n ( pl axes /ˈæksiːz/)- 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
- one of two or three reference lines used in coordinate geometry to locate a point in a plane or in space
- the second cervical vertebra
- the main central part of a plant, typically consisting of the stem and root, from which secondary branches and other parts develop
- an alliance between a number of states to coordinate their foreign policy
- Also called: principal axis the line of symmetry of an optical system, such as the line passing through the centre of a lens
Etymology: 14th Century: from Latin: axletree, earth's axis; related to Greek axōn axis
axis /ˈæksɪs/ n ( pl axises) - 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
Etymology: 18th Century: from Latin: Indian wild animal, of uncertain identity |