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Definition of amnio

amnio

/ˈæm.ni.oʊ/
Plural:amnios
•
Adjective:amniotic
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amnio Lexical Profile

amnio Game Scores & Validity

• noun

1

An informal shortening of amniocentesis, a prenatal medical procedure in which a small sample of amniotic fluid is extracted from the uterus to test for genetic or chromosomal conditions in a fetus.

Example

"The obstetrician discussed the risks and benefits of scheduling an amnio during the second trimester."

Synonyms
View all synonyms for amnio

• Nearby Words

amnesiac
amnesic
amnesty
amnio
amniotic
amoeba
amok

Word Origin & Etymology

Coined in the late 20th century as an informal clipping of 'amniocentesis', itself derived from Ancient Greek 'amnion' (the innermost membrane enclosing a fetus).

Cite this Entry

Wordmom. (2026). Definition of Amnio. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/amnio
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