Phase definition: any of the major appearances or aspects in which a thing of varying modes or conditions manifests itself to the eye or mind.. See examples of PHASE used in a sentence.

State of matter, or phase, one of the distinct forms in which matter can exist Phase (matter), a region of space throughout which all physical properties are essentially uniform

Although faze and phase are homophones, meaning they sound alike, they have distinct meanings and uses. Faze is a verb that means to disturb or disconcert someone. Conversely, …

Definition of phase noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Moon Phase for today: Dec 12, 2025 The Moon's current phase for today and tonight is a Waning Crescent phase. This phase is best viewed just before the sunrise in the western sky. In this …

Meaning "to carry out gradually" is from 1949, hence phase in "introduce gradually" (1954), phase out "take out gradually in planned stages" (1954). Related: Phased; phasing.

a stage in a process of change or development: Each phase of life brings its own joys. a side, aspect, or point of view: This is only one phase of the question.

A phase is a substance which has a particular physical state, either a solid, liquid, or gas, and a particular chemical composition.

phase, n.² meanings, etymology, pronunciation and more in the Oxford English Dictionary

On Wednesday, the Fed said that starting on June 1, the central bank will phase in over three months a program to shrink its balance sheet that now stands at $9 trillion.