baptism of fire

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baptism of fire

Christianity the penetration of the Holy Ghost into the human spirit to purify, consecrate, and strengthen it, as was believed to have occurred initially at Pentecost
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
References in periodicals archive ?
The ScanEagle system, developed by Boeing and the Insitu Group of Bingen, Wash., had its baptism by fire during some of the heaviest urban combat Marines have been involved in since Hue City in Vietnam in 1968.
"It's a baptism by fire. Excellent headquarters training!"
Talk about a baptism by fire. The first living organisms on Earth apparently evolved in the midst of a cosmic bombardment, when giant asteroids were pummeling the planet and routinely incinerating its surface.