Synonyms and antonyms of Not big or small in size in British Thesaurus

medium (adjective)

between small and large in size

moderate (adjective)

neither very great nor very small in amount, size, strength, or degree

medium-sized (adjective)

neither large nor small

middling (adjective)

average in quality or size

regular (adjective)

used for describing things that are ordinary or of average size

middle-sized (adjective)

average in size

mild (adjective)

not very large or extreme

mid-range (adjective)

average in quality, size, or cost

midsize (adjective)

American middle-sized