Definition of electrospray in US English:

electrospray

noun

  • (Usually attributive) a technique for producing a uniform film of fine droplets or particles, especially for mass spectrometry, typically by using an electric field to draw a sample from a capillary tip as a fine spray.

Origin

1940s; earliest use found in Science.

Pronunciation

electrospray

/ɪˈlɛktrə(ʊ)spreɪ/