lumpers is lumper's Plural Form

lumper

US [lʌm'pərz]

UK [lʌm'pərz]

n.码头装卸工人；小包工头；【生】堆合分类者
Web总括论者；主合派；统合派

Plural Form：lumpers

E-C

E-E

Web Definition

n.	1. 码头装卸工人 2. 小包工头,小承包商 3. 【生】堆合分类者