0 past simple and past participle of christen --
1 to give a baby a name at a Christian ceremony and make him or her a member of the Christian Church: --
We christened him "Slowcoach" because he took so long to do anything.
[ + noun ] She was christened Maria.
She's being christened in June.
2 to use something for the first time: --
They grow up and are married in church, perhaps never having attended since they were christened or confirmed.
The researchers have christened that the "tsar effect" for obvious reasons.
I hope that this mode of procedure has now been christened and that it may have an effect.
It would be just the same as if the farm subsidies were to be christened a public eating right.
It was so christened, notwithstanding that all the physical features that created it were made of red and white plastic.
Indeed, it might be described as conceived by him, nurtured by me and now christened by him today.
I was never christened because my father would not have me christened; that was dissent.
That may not be the normal period of gestation, but the fact is that the child was born, and was christened here in this document.