プログレッシブ和英中辞典(第３版)の解説
あまり【余り】
1 〔余った物，残り〕the rest, the remnants; 〔剰余〕the remainder
- 彼が一番大きい部分を取り，余りを弟たちに分けた
He took the biggest part and divided the rest among his brothers. - 給料の余りで本を買った
He bought books with what 「was left [remained] of his pay. - 食事の余りは捨てた
「The leftovers from [The remains of] the meal were thrown away. - 10を3で割ると商は3で余りは1である
When ten is divided by three, the quotient is three and the remainder is one.
2 〔接尾辞として，以上〕
- 5年余り前に
more than five years ago - 余りある
- 彼女の長所は欠点を補って余りある
Her good qualities more than 「make up for [offset] her faults.