harvesters is a form of:

Harvester



noun
1.
(a person who gathers in a crop, machine for gathering crops) អ្នកច្រូតកាត់, ម៉ាស៊ីនច្រូត
ENGLISH MEANING
noun
1.
One who harvests; a machine for cutting and gathering grain; a reaper.
2.
A harvesting ant.