limen (redirected from Liminal Point)

limen /li·men/ (li´men) pl. li´mina   [L.] a threshold or boundary.

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limen of insula , limen in´sulae the point at which the cortex of the insula is continuous with the cortex of the frontal lobe.

limen na´si  the ridge marking the boundary between the vestibule of the nose and the nasal cavity proper.

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li·men (lmn)

n. pl. li·mens or lim·i·na (lm-n)

1. The threshold of a physiological or psychological response.

2. The external opening of a canal; an entrance.

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limi·nal (lm-nl) adj.

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limen

pl. limina [L.] a threshold or boundary.

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insula limen, limen insulae

the point at which the cortex of the insula is continuous with the cortex of the frontal lobe.

limen pharyngoesophagaeum

a mucosal ridge where the pharynx becomes the esophagus.