subopercularadj.n.

Brit.

/ˌsʌbə(ʊ)ˈpəːkjᵿlə/,

/ˌsʌbɒˈpəːkjᵿlə/, U.S.

/ˌsəboʊˈpərkjələr/

Origin: Formed within English, by derivation. Etymons: sub- prefix, opercular adj.

Etymology: < sub- prefix + opercular adj., after suboperculum n. Compare French sous-operculaire (1834 or earlier), suboperculaire (1837 or earlier).

Zoology.

A. adj.

Designating a bone in the lower part of the operculum of a fish; of or relating to this bone.

ΘΚΠ

the world > animals > fish > parts of fish > [adjective] > of bones

subopercular1834

supratemporal1834

urohyal1835

hyobranchial1848

preopercular1851

septomaxillary1868

amphicœlous1869

sphenotic1884

interhyal1885

tympanomalleal1891

1834 E. Griffith et al. Cuvier's Animal Kingdom X. 69 The sub-opercular and interopercular bones have no particular muscles.

1882 D. S. Jordan & C. H. Gilbert Synopsis Fishes N. Amer. 694 Preopercular spine extremely large, as long as eye..; subopercular spine strong.

1954 Copeia No. 3. 176/1 The side of each triangular subopercular bone, adjacent to the opercular, is concave.

2005 B. C. Marcy et al. Fishes Middle Savannah River Basin 96/2 A vertical line through the center of the pupil intersects the subopercular plate of juvenile blueblack herrings but not American shad.

B. n.

A subopercular bone; = suboperculum n. 1.

ΘΚΠ

the world > animals > fish > parts of fish > [noun] > bones (various types of)

grate1481

pharyngeal1791

suboperculum1818

supratemporal1834

shackle-joint1837

mastoid1840

wrist1840

mastoid bone1841

subopercular1841

mesotympanic1846

suprascapula1846

hypobranchials1848

hypotympanic1848

urohyal1848

radius1854

epicentral1866

pterotic1866

mesocoracoid1868

supraclavicle1868

precoracoid1869

symplectic1870

hypural1871

mesopterygoid1871

post-temporal1871

postclavicle1872

brachial1873

urostyle1875

hypercoracoid1876

admaxillary1885

intercalarium1887

palatopterygoquadrate1888

subtectal1888

Weberian apparatus1889

Weberian ossicles1889

radial1890

supracleithrum1903

1841 R. E. Grant Outl. Compar. Anat. i. i. 64 The operculum, consisting of a large opercular bone.., a sub-opercular bone.., an inter-opercular bone.., and often an additional small piece below the sub-opercular.

1899 Kansas Univ. Q. 8 180 There is no surface indicated for the attachment of the subopercular.

1956 Copeia No. 4. 226/2 The subopercular is an elliptical bone which is slightly overlapped by the opercular and the interopercular.

2000 M. Benton Vertebr. Palaeontol. vii. 169/1 The preopercular lies above the maxilla, and behind it are the opercular and subopercular.

This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022).

单词	subopercular
释义	subopercularadj.n. Brit. /ˌsʌbə(ʊ)ˈpəːkjᵿlə/, /ˌsʌbɒˈpəːkjᵿlə/, U.S. /ˌsəboʊˈpərkjələr/ Origin: Formed within English, by derivation. Etymons: sub- prefix, opercular adj. Etymology: < sub- prefix + opercular adj., after suboperculum n. Compare French sous-operculaire (1834 or earlier), suboperculaire (1837 or earlier). Zoology. A. adj. Designating a bone in the lower part of the operculum of a fish; of or relating to this bone. ΘΚΠ the world > animals > fish > parts of fish > [adjective] > of bones subopercular1834 supratemporal1834 urohyal1835 hyobranchial1848 preopercular1851 septomaxillary1868 amphicœlous1869 sphenotic1884 interhyal1885 tympanomalleal1891 1834 E. Griffith et al. Cuvier's Animal Kingdom X. 69 The sub-opercular and interopercular bones have no particular muscles. 1882 D. S. Jordan & C. H. Gilbert Synopsis Fishes N. Amer. 694 Preopercular spine extremely large, as long as eye..; subopercular spine strong. 1954 Copeia No. 3. 176/1 The side of each triangular subopercular bone, adjacent to the opercular, is concave. 2005 B. C. Marcy et al. Fishes Middle Savannah River Basin 96/2 A vertical line through the center of the pupil intersects the subopercular plate of juvenile blueblack herrings but not American shad. B. n. A subopercular bone; = suboperculum n. 1. ΘΚΠ the world > animals > fish > parts of fish > [noun] > bones (various types of) grate1481 pharyngeal1791 suboperculum1818 supratemporal1834 shackle-joint1837 mastoid1840 wrist1840 mastoid bone1841 subopercular1841 mesotympanic1846 suprascapula1846 hypobranchials1848 hypotympanic1848 urohyal1848 radius1854 epicentral1866 pterotic1866 mesocoracoid1868 supraclavicle1868 precoracoid1869 symplectic1870 hypural1871 mesopterygoid1871 post-temporal1871 postclavicle1872 brachial1873 urostyle1875 hypercoracoid1876 admaxillary1885 intercalarium1887 palatopterygoquadrate1888 subtectal1888 Weberian apparatus1889 Weberian ossicles1889 radial1890 supracleithrum1903 1841 R. E. Grant Outl. Compar. Anat. i. i. 64 The operculum, consisting of a large opercular bone.., a sub-opercular bone.., an inter-opercular bone.., and often an additional small piece below the sub-opercular. 1899 Kansas Univ. Q. 8 180 There is no surface indicated for the attachment of the subopercular. 1956 Copeia No. 4. 226/2 The subopercular is an elliptical bone which is slightly overlapped by the opercular and the interopercular. 2000 M. Benton Vertebr. Palaeontol. vii. 169/1 The preopercular lies above the maxilla, and behind it are the opercular and subopercular. This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022). < adj.n.1834
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