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fon·ta·nelalso fon·ta·nelle (fŏn′tə-nĕl′)
Any of the soft membranous gaps between the incompletely formed cranial bones of a fetus or an infant. Also called soft spot.
[Middle English fontinel, from Old French fontanele, diminutive of fontaine, fountain; see fountain.]
or fon•ta•nelle(ˌfɒn tnˈɛl)
any of the spaces, covered by membrane, between the bones of a fetal or young skull.
[1375–1425; late Middle English fontinel < Middle French fontanele little spring, fountain]
A soft spot in an infant’s head where skull bones have not yet fused together.
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|Noun||1.||fontanel - any membranous gap between the bones of the cranium in an infant or fetus|
child's body - the body of a human child
orifice, porta, opening - an aperture or hole that opens into a bodily cavity; "the orifice into the aorta from the lower left chamber of the heart"
anterior fontanelle - corresponds to the bregma when bones have ossified
sphenoid fontanel, sphenoid fontanelle, sphenoidal fontanel, sphenoidal fontanelle - the irregularly shaped area on either side of the cranium where the frontal bone and the anterior tip of the parietal bone and the temporal bone and the greater wing of the sphenoid bone meet; corresponds to the pterion when bones have ossified
n (Physiol) → Fontanelle f