Definition of pinguescent in English:

pinguescent

Pronunciation /pɪŋˈɡwɛsnt/

adjective

archaic, rare
  • Becoming or growing fat; (in extended use) flourishing. Also of a food: greasy, fattening.

Origin

Late 18th century; earliest use found in Robert Southey (1774–1843), poet and reviewer. From classical Latin pinguēscent-, pinguēscēns, present participle of pinguēscere to grow fat, to become oily or fatty from pinguis fat + -ēscere.