Meaning of sulcation | Babel Free

Definitions

1. A channel or furrow.
   countable, uncountable
2. Markings resembling channels or furrows, especially in shells, fossils, etc.
   countable, uncountable
3. The development of or resulting formations of sulci in a brain cortex.
   countable, uncountable

Examples

“The ornamentation of the shell is a character of considerable palaeontological importance. . . . The types of ornamentation are two; longitudinal striation, and transverse sulcation conformable to the shape of the aperture.”

“[T]he presence of sulcation in the brow horns of all the Arrhinoceratops specimens known at the present time suggests a certain constancy in this genus.”

“Lissencephaly refers to a diffusely smooth-surfaced cerebral hemisphere without sulcation.”

“Since the appearance and development of sulci in the fetal brain follows a predictable pattern, the degree of sulcation may be used as an indicator of gestational age-related cortical development, both at autopsy and in vivo with fetal MRI.”

“Gyration and sulcation occur during neuronal migration and continue until after birth.”

CEFR level