Meaning of “round” - Learner’s Dictionary

round

adjective us uk /raʊnd/

A2 in the shape of a circle or ball:

a round table/window
round eyes
a round face

More examples

round figures/numbers

numbers given to the nearest 10, 100, 1000, etc and not as the exact amounts

(Definition of “round adjective” from the Cambridge Learner’s Dictionary © Cambridge University Press)