Harvester/ˈhɑːrvɪstər/ Definition 1 of 3Pro Tip 1/3Machine Specific Used for specific farm machines that collect and process crops. Modern harvesters are essential for efficient large-scale farming. Pro Tip 2/3Not Just Reaping 'Harvester' implies the machine might also thresh or separate the crop. The harvester saved a lot of time by doing multiple tasks at once. Pro Tip 3/3Agricultural Context This term is mostly used in farming and agriculture-related conversations. The new harvester models will be displayed at the agriculture fair.