phase
Meaning
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- A distinguishable part of a sequence or cycle occurring over time.
- That which is exhibited to the eye; the appearance which anything manifests, especially any one among different and varying appearances of the same object.
- Any appearance or aspect of an object of mental apprehension or view.
- A particular appearance or state in a regularly recurring cycle of changes with respect to quantity of illumination or form, or the absence, of its enlightened disk. Illustrated in Wikipedia's article Lunar phase.
- Any one point or portion in a recurring series of changes, as in the changes of motion of one of the particles constituting a wave or vibration; one portion of a series of such changes, in distinction from a contrasted portion, as the portion on one side of a position of equilibrium, in contrast with that on the opposite side.
- A component in a material system that is distinguished by chemical composition and/or physical state (solid, liquid or gas) and/or crystal structure. It is delineated from an adjoining phase by an abrupt change in one or more of those conditions.
- In certain organisms, one of two or more colour variations characteristic of the species, but independent of the ordinary seasonal and sexual differences, and often also of age.
- The period of play between consecutive breakdowns.
- A haplotype.
- The counterclockwise angle from the positive half of the real number line to the vector pointing to a complex number on an Argand diagram of the complex plane, which has the positive real line pointing right and the positive imaginary number line pointing up.
- A distortion caused by a difference in the speed of propagation for different frequencies
- In a polyphase electrical power system, one of the power-carrying conductors, or the alternating current carried by it.
Synonyms
phase angle
time period
gradual change
discontinuous phase
soil phase
Frequency
Pronounced as (IPA)
/feɪz/
Etymology
From New Latin phasis, from Ancient Greek φάσις (phásis, “an appearance”), from φάω (pháō, “to shine”); compare phantasm and see face.
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Notes