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entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)

physical entity go
an entity that has physical existence

process, physical process go
a sustained phenomenon or one marked by gradual changes through a series of states

phenomenon go
any state or process known through the senses rather than by intuition or reasoning

natural phenomenon go
all phenomena that are not artificial

physical phenomenon go
a natural phenomenon involving the physical properties of matter and energy

resonance
an excited state of a stable particle causing a sharp maximum in the probability of absorption of electromagnetic radiation

noun.phenomenon

2 Subcategories

nuclear resonance go
the resonance absorption of a gamma ray by a nucleus identical to the nucleus that emitted the gamma ray
magnetic resonance go
resonance of electrons or atoms or molecules or nuclei to radiation frequencies as a result of space quantization in a magnetic field