1. [ noun ] any distinct time period in a sequence of events
Synonyms: stage

"we are in a transitional stage in which many former ideas must be revised or rejected"

Related terms: time_period apogee chapter pachytene diplotene leptotene anal_stage genital_stage latency_stage oral_stage menstrual_phase diakinesis secretory_phase zygotene seedtime safe_period phallic_phase fertile_period incubation musth generation phase_of_cell_division
2. [ noun ] (physical chemistry) a distinct state of matter in a system; matter that is identical in chemical composition and physical state and separated from other material by the phase boundary
Synonyms: form

: "the reaction occurs in the liquid phase of the system"

Related terms: state_of_matter dispersing_medium dispersed_particles physical_chemistry
3. [ noun ] a particular point in the time of a cycle; measured from some arbitrary zero and expressed as an angle
Synonyms: phase_angle
Related terms: point cycle
4. [ verb ] adjust so as to be in a synchronized condition

"he phased the intake with the output of the machine"

Related terms: synchronize
5. [ verb ] arrange in phases or stages

: "phase a withdrawal"

Related terms: stage
6. [ noun ] (astronomy) the particular appearance of a body's state of illumination (especially one of the recurring shapes of the part of Earth's moon that is illuminated by the sun)

"the full phase of the moon"

Related terms: appearance phase_of_the_moon astronomy
Similar spelling:   phase_i