from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A prenatal test to detect birth defects that is performed at an early stage of pregnancy and involves retrieval and examination of tissue from the chorionic villi. Also called chorionic villus biopsy.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A form or prenatal diagnosis in which part of the placental tissue is tested for genetic abnormalities
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a prenatal test to detect birth defects at an early stage of pregnancy; tissue from the chorionic villi is assayed
Sorry, no etymologies found.