procerebrumn.
/ˌprəʊsᵻˈriːbr(ə)m/, /prəʊˈsɛrᵻbr(ə)m/, U.S. /ˌproʊsəˈribr(ə)m/, /proʊˈsɛrəbr(ə)m/ Chiefly Zoology.
The anterior part of the central nervous system in various invertebrates; spec. the lateral lobe of the cerebral ganglion of certain molluscs; the protocerebrum of an arthropod. Also: †the vertebrate forebrain (prosencephalon) (obsolete).
ΘΚΠ
the world > life > the body > nervous system > cerebrospinal axis > brain > parts of brain > [noun] > regions of brain
mesencephal1839
mesocephale1839
mesencephalon1846
prosencephalon1846
mesocephalon1857
midbrain1864
metencephalon1867
brain mantle1874
thalamencephalon1875
procerebrum1884
metepencephalon1885
thalamencephal1891
telencephalon1893
rhombencephalon1895
pretectum1961
1884 Amer. Naturalist 18 856 In worms (and mollusks so far as known) and especially in the brain (procerebrum, as we may call it to distinguish it from the cerebrum of vertebrates)..there is a third substance.
1890 J. S. Billings National Med. Dict. II Procerebrum, Prosencephalon.
1953 Jrnl. Paleontol. 27 126/2 The labrum [of the trilobite is]..secondarily innervated by the tritocerebrum and the eyes by the procerebrum.
1977 Trans. Amer. Microsc. Soc. 96 307 These structures occur also in stylommatophorans, in which the LL [= lateral lobe] is called the ‘procerebrum’.
1992 Ann. Rev. Ecol. & Systematics 23 329 Among characters of the central nervous system [of pulmonates] have been..the elaboration of the cerebral complex, [and] the cell types of the procerebrum.
Derivatives
proˈcerebral adj. of or relating to the procerebrum; situated anterior to the cerebral ganglion.
ΘΚΠ
the world > life > the body > nervous system > cerebrospinal axis > brain > parts of brain > [adjective] > regions of brain
mesencephalic1846
prosencephalic1846
mesocephalic1859
rhinal1868
procerebral1890
telencephalic1896
pretectal1925
1890 Cent. Dict. Procerebral, pertaining to the fore-brain or procerebrum.
1928 Philos. Trans. (Royal Soc.) B. 216 439 They are quite separate from the non-segmental procerebral and optic ganglia.
2000 Biol. Bull. 198 327/2 Dopamine is known to modulate the activity of procerebral olfactory interneurons in the pulmonate mollusc Limax maximus.
This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022).
<
n.1884