a flower, especially one cultivated for its beauty

an exotic bloom

a delicate powdery surface deposit on certain fresh fruits, leaves, or stems

the bloom on a plum

a full, bright sound in a recording

the remastering has lost some of the bloom of the strings

produce flowers; be in flower

a chalk pit where cowslips bloomed

coat (a lens) with a special surface layer so as to reduce reflection from its surface

a mass of iron, steel, or other metal hammered or rolled into a thick bar for further working

an 18-foot-long steel bloom emerges red-hot from a new reheat furnace

make (iron, steel, etc.) into a bloom