[noun] [C]A bloom is a flower on a plant.Their garden was full of wonderful blooms.(literary) The house had been filled with sweet-smelling blooms (= cut flowers).The roses come into bloom (= start to produce flowers) at this time of year.The apple trees are in (full) bloom (= producing all their flowers) at the moment.(figurative literary) He was only nineteen but the bloom of youth (= the young freshness) had already disappeared from his face.
BLOOM
Meaning of BLOOM in English
Cambridge English vocab. Кембриджский английский словарь. 2012