減へりへりFreq.FrequencyTop 100,000Meanings1noundecrease; reduction; fallRefers to a drop in quantity, number, or degree. Often used in compound nouns like 人口減り (population decline) or 売上減り (sales drop).今年ことしの夏なつは雨あめの減へりが目め立だつ。The decrease in rain is noticeable this summer.売うり上あげの減へりが続つづいている。The decline in sales continues.