1round 
/ˈraʊnd/ adjective
round·er; round·est /ˈraʊnd/ adjective [also more round; most round] 1 : shaped like a circle or ball
▪ The Earth is round. ▪ little round meatballs ▪ a round table ▪ The baby has a round face. ▪ the owl's big, round eyes 2 : shaped like a cylinder
▪ a round peg 3 : having curves rather than angles
▪ He has round shoulders. ▪ a shirt with a round collar ▪ The corners are round. ▪ the plant's round leaves 4 : slightly fat : plump
▪ a large, round man ▪ his big, round belly 5 always used before a noun a ◊A round number is a whole number that often ends in 0 or 5 and that is used instead of a more exact number.
▪ The total actually came to $33.02, but the cashier made it a round $33. ▪ In round numbers/figures, the cost of the project adds up to two million dollars. ▪ “How much do you want for it?” “How about 50 dollars? That's a nice round number.”
b : exact or complete
▪ a round dozen/million
▪ The Earth is round. ▪ little round meatballs ▪ a round table ▪ The baby has a round face. ▪ the owl's big, round eyes
▪ a round peg
▪ He has round shoulders. ▪ a shirt with a round collar ▪ The corners are round. ▪ the plant's round leaves
▪ a large, round man ▪ his big, round belly
▪ The total actually came to $33.02, but the cashier made it a round $33. ▪ In round numbers/figures, the cost of the project adds up to two million dollars. ▪ “How much do you want for it?” “How about 50 dollars? That's a nice round number.”
b : exact or complete
▪ a round dozen/million
— round·ness /ˈraʊndnəs/ noun [noncount]
▪ the perfect roundness of the stone
/ˈraʊndnəs/ noun [noncount] ▪ the perfect roundness of the stone
