phase

Main Entry:: ¹phase
Pronunciation:: \ˈfāz\
Function:: noun
Etymology:: New Latin phasis, from Greek, appearance of a star, phase of the moon, from phainein to show (middle voice, to appear) — more at fancy
Date:: circa 1750

1: a particular appearance or state in a regularly recurring cycle of changes <phases of the moon>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 consideration3: 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 starting4: a homogeneous, physically distinct, and mechanically separable portion of matter present in a nonhomogeneous physicochemical system5: an individual or subgroup distinguishably different in appearance or behavior from the norm of the group to which it belongs ; also : the distinguishing peculiarity

— pha·sic

\ˈfā-zik\ adjective

— in phase

: in a synchronized or correlated manner

— out of phase

: in an unsynchronized manner : not in correlation

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