the stage of labour when the infant's head is passing through the vaginal opening
crowning in American English
(ˈkraunɪŋ)
adjective
1.
representing a level of surpassing achievement, attainment, etc.; supreme
crowning accomplishment
2.
forming or providing a crown, top, or summit
a crowning star on a Christmas tree
Word origin
[crown + -ing2]-ing is a suffix forming the present participle of verbs (walking; thinking), such participles being often used as participial adjectives (warring factions)
Synonyms of 'crowning'
supreme, final, ultimate, sovereign
More Synonyms of crowning
(adjective)
the crowning moment of an illustrious career
Synonyms
supreme
Many young men made the supreme sacrifice during that war.
final
the final book in the series
ultimate
Of course the ultimate authority remained the presidency.
sovereign
No contract can absolutely restrain a sovereign power.
paramount
The welfare of the children must be of paramount importance.