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单词 subbrachial
释义

subbrachialadj.

Brit. /sʌbˈbreɪkɪəl/, U.S. /səbˈbreɪkiəl/, /səbˈbrækiəl/
Origin: A borrowing from Latin. Etymon: Latin subbrachialis.
Etymology: < post-classical Latin subbrachialis under the arm (13th cent. in a British source) < classical Latin sub- sub- prefix + brachiālis brachial adj. Compare subbrachian adj.
1. Zoology. Of a fish: having ventral fins below the pectorals. Of ventral fins: below the pectorals. Now rare.
ΘΚΠ
the world > animals > fish > parts of fish > [adjective] > having fin(s) > of relation of ventral to pectoral
jugular1769
thoracic1769
subbrachial1830
subbrachian1835
subbrachiate1855
1830 Encycl. Americana III. 287/1 Cod (gadus, L., Bloch.); a genus of fishes belonging to the order jugulares (soft-finned, sub-brachial, of Cuvier).
1836 C. F. Partington Brit. Cycl. Nat. Hist. II. 556/2 Gadoidæ... A family of soft-finned fishes with sub-brachial fins.
1885 Proc. Acad. Nat. Sci. Philadelphia 1884 174 Gadoidea with an elongated tail.., inferior mouth, subbrachial ventrals, a distinct anterior dorsal, [etc.].
1902 Ann. & Mag. Nat. Hist. 10 295 When Johannes Müller took up the condition of the air-bladder as a basis for the establishment of higher groups, these Subbrachial Malacopterygians were removed from the Abdominals or Physostomes and placed nearer the Acanthopterygians.
1975 Proc. Internat. Billfish Symp., Aug. 1972 iii. 60/1 About eight of the lowest rays are very short, forming a subbrachial dilatation.
2. Anatomy and Zoology. Located below, or on the underside of, the forelimb or arm.
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1873 G. Fleming tr. A. Chauveau Compar. Anat. Domesticated Animals i. 234 Sterno-trochineus... Its superior face..responds..to the muscles, vessels, and nerves of the inner aspect of the arm, through the medium of the subbrachial aponeurosis of the panniculus.
1951 M. Smith Brit. Amphibians & Reptiles iv. 74 (caption) Lymph sacs of the Common Frog... a. abdominal sac.., sb. subbrachial.., sp. supra-plantar sac.
2002 Proc. National Acad. Sci. U.S.A. 99 8128/2 Birds were caught by using mist nets or traps and 20–40 μl of blood from the subbrachial wing vein was sampled.
3. Anatomy. Located below a brachium (arm-like structure) of the brain.
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1897 R. W. Greene Lippincott's Med. Dict. 983/1 Subbrachial, Subbrachiate, beneath the brachium (in cerebral anatomy).
1981 Brain Res. 207 267 A caudal field is located within the sub-brachial nucleus of the optic tract.
2003 Neuroscience 122 1101/1 (caption) Disappearance of TIP39 immunoreactivity is observed in the subbrachial nucleus.
This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022).
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adj.1830
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