physical process is a noun meaning "a sustained phenomenon or one marked by gradual changes through a series of states". It carries one recorded sense.
a sustained phenomenon or one marked by gradual changes through a series of states
“events now in process”
“the process of calcification begins later for boys than for girls”
Definitions, synonyms and semantic relations for physical process come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.