adverb

1. So as to form a circle or trace a circular path, or approximation thereof.

   “High above, vultures circled around.”

2. So as to surround or be near.

   “Everybody please gather around.”

3. Nearly; approximately; about.

   “An adult elephant weighs around five tons.”

preposition

1. Defining a circle or closed curve containing a thing.

   “I planted a row of lilies around the statue.”

2. (of abstract things) Centred upon; surrounding.

   “There has been a lot of controversy around the handling of personal information.”

3. Following the perimeter of a specified area and returning to the starting point.

   “She went around the track fifty times.”

noun

1. A circular or spherical object or part of an object.

2. A circular or repetitious route.

   “The guards have started their rounds; the prisoner should be caught soon.”

3. A general outburst from a group of people at an event.

   “The candidate got a round of applause after every sentence or two.”

Synonyms: rump, canon

verb

1. To shape something into a curve.

   “The carpenter rounded the edges of the table.”

2. To become shaped into a curve.

3. (with "out") To finish; to complete; to fill out.

   “She rounded out her education with only a single mathematics class.”

Synonyms: surround

adjective

1. (physical) Shape.

2. Complete, whole, not lacking.

   “The baker sold us a round dozen.”

3. (of a number) Convenient for rounding other numbers to; for example, ending in a zero.

   “One hundred is a nice round number.”

Synonyms: circular, cylindrical, discoid, complete, entire, whole, rounded, rounded