Bedeutung von “diameter” — Learner’s Dictionary

diameter

noun [ C, U ] us uk /daɪˈæmɪtər/

a straight line that goes from one side of a circle to the other side and through the centre, or the length of this line:

The cake was about 30 centimetres in diameter.

(Definition von “diameter” aus dem Cambridge Learner's Dictionary © Cambridge University Press)