Definition of pre-impregnate in English:

pre-impregnate

verb

Manufacturing Technology
  • with object To impregnate (a material) with a substance prior to further processing; specifically to impregnate reinforcing materials with synthetic resin before use.

Origin

1950s. From pre- + impregnate. Compare earlier pre-impregnated, pre-impregnation.

Pronunciation

pre-impregnate

/ˌpriːɪmˈprɛɡneɪt/