knapsack sprayer

noun
variants: or knapsack pump

Definition of knapsack sprayer

: a spraying apparatus consisting of a knapsack tank together with pressurizing device, line, and sprayer nozzle, used chiefly in fire control and in spraying fungicides or insecticides

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Cite this Entry

“Knapsack sprayer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/knapsack%20sprayer. Accessed 3 Dec. 2020.

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