n.
Pronunciation: ˌ am-n ē - ō -( ˌ )sen- ' t ē -s ə s
Function: noun
Inflected Form: plural -te · ses \ - ˌ s ē z \
Etymology: New Latin, from amnion + centesis puncture, from Greek kentesis, from kentein to prick ― more at CENTER
Date: 1957
: the surgical insertion of a hollow needle through the abdominal wall and into the uterus to obtain amniotic fluid especially for the determination of fetal sex or chromosomal abnormality