subcollateraladj.
/ˌsʌbkəˈlat(ə)rəl/, /ˌsʌbkəˈlat(ə)rl̩/, U.S. /ˌsəbkəˈlædərəl/, /ˌsəbkəˈlætrəl/ 1. Anatomy and Zoology. Designating a subdivision of a collateral branch in a structure or system with a branching pattern. rare.
ΚΠ
1665 R. Hooke Micrographia 89 The small collateral and subcollateral branches did lie at top of one another.
1705 Acct. Origin & Formation Fossil-shells 39 They have the main Stem, Branches, Lateral, Collateral, Sub-collateral, Latero-sub-collateral.
1996 Otolaryngology 115 P187/1 The spiral modiolar artery gives rise to the internal radiating arterioles as collateral branches. These give off two types of subcollateral branches.
2. Anatomy. Esp. in the terminology of B. G. Wilder: located below the collateral sulcus (on the inferior surface of the temporal lobe of the cerebral cortex); spec. designating the occipitotemporal gyrus. Now rare or disused.
ΚΠ
1885 Jrnl. Nerv. & Mental Dis. 12 352 Gyres, mainly or partly mesal. Callosal,..subcalcarine, subcollateral, hippocampal, [etc.].
1889 A. H. Buck Ref. Handbk. Med. Sci. VIII. 154 The replacement of lingual lobule and fusiform lobule..by subcalcarine gyre and subcollateral gyre.
1910 Gray's Anat. (ed. 18) 935 It [sc. the subtemporal fissure] demarcates the subtemporal from the subcollateral gyre.
This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022).
<
adj.1665