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1

phase

play
noun \ˈfāz\

Simple Definition of phase

  • : a part or step in a process : one part in a series of related events or actions

  • : a short period of time during which a person behaves in a particular way or likes a particular thing

  • : the shape of the part of the moon that is visible at different times during a month

Source: Merriam-Webster's Learner's Dictionary

Full Definition of phase

  1. 1 :  a particular appearance or state in a regularly recurring cycle of changes <phases of the moon>

  2. 2 a :  a distinguishable part in a course, development, or cycle <the early phases of her career> b :  an aspect or part (as of a problem) under consideration

  3. 3 :  the point or stage in a period of uniform circular motion, harmonic motion, or the periodic changes of any magnitude varying according to a simple harmonic law to which the rotation, oscillation, or variation has advanced from its standard position or assumed instant of starting

  4. 4 :  a homogeneous, physically distinct, and mechanically separable portion of matter present in a nonhomogeneous physicochemical system

  5. 5 :  an individual or subgroup distinguishably different in appearance or behavior from the norm of the group to which it belongs; also :  the distinguishing peculiarity

phasic

play \ˈfā-zik\ adjective

in phase

  1. :  in a synchronized or correlated manner

out of phase

  1. :  in an unsynchronized manner :  not in correlation

Examples of phase in a sentence

  1. The project will be done in three phases.

  2. He's in the final phase of treatment now.

  3. The building project marks a new phase in the town's development.

  4. He has been throwing tantrums a lot, but the doctor says it's just a phase.

  5. a calendar based on the phases of the moon



Origin and Etymology of phase

New Latin phasis, from Greek, appearance of a star, phase of the moon, from phainein to show (middle voice, to appear) — more at fancy


First Known Use: circa 1750


2

phase

verb

Definition of phase

phased

phasing

  1. transitive verb
  2. 1 :  to adjust so as to be in a synchronized condition

  3. 2 :  to conduct or carry out by planned phases

  4. 3 :  to introduce in stages —usually used with in <phase in new models>



1904

First Known Use of phase

1904



PHASE Defined for Kids

phase

play
noun \ˈfāz\

Definition of phase for Students

  1. 1 :  a step or part in a series of events or actions :  stage <I have completed the first phase of my training.>

  2. 2 :  the way that the moon or a planet looks to the eye at any time in its series of changes with respect to how it shines <The new moon and the full moon are two phases of the moon.>




Medical Dictionary

phase

play
noun \ˈfāz\

Medical Definition of phase

  1. 1:  a particular appearance or state in a regularly recurring cycle of changes

  2. 2:  a distinguishable part in a course, development, or cycle <the early phases of a disease>

  3. 3:  a point or stage in the period of a periodic motion or process (as a light wave or a vibration) in relation to an arbitrary reference or starting point in the period

  4. 4:  a homogeneous, physically distinct, and mechanically separable portion of matter present in a nonhomogeneous physicochemical system; especially :  one of the fundamental states of matter usually considered to include the solid, liquid, and gaseous forms

  5. 5:  an individual or subgroup distinguishably different in appearance or behavior from the norm of the group to which it belongs; also :  the distinguishing peculiarity





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