operculi-comb. form

Stress is usually determined by a subsequent element and vowels may be reduced accordingly.

Origin: A borrowing from Latin, combined with an English element. Etymons: Latin operculum , -i- connective.

Etymology: < classical Latin operculum cover, covering, lid (see operculum n.) + -i- connective.Attested in a small number of formations from the 19th and 20th centuries, as below. Compare French operculi- (formations in which are found from at least the first half of the 19th cent.).

Zoology.

Of or relating to an operculum.

† operculiferous adj. [compare French operculifère (1838)] Obsolete rare having an operculum, operculate.

ΘΚΠ

the world > animals > animal body > general parts > [adjective] > having a cover or lid

operculate1775

operculated1776

operculiform1822

opercular1830

operculigerous1851

operculiferous1857

operculigenous1882

1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Operculiferus, applied by Blainville to a Family..of the Polypiaria, provided with a horny opercule, serving to close the cells which they inhabit: operculiferous.

1883 Science 23 Mar. 202/1 G. Lindström has just issued an important memoir on the operculiferous corals of the paleozoic formation.

operculiform adj.

Brit.

/ə(ʊ)ˈpəːkjᵿlᵻfɔːm/

/ɒˈpəːkjᵿlᵻfɔːm/

/ˌɒpəˈkjuːlᵻfɔːm/

/ˌəʊpəˈkjuːlᵻfɔːm/

U.S.

/oʊˈpərkjələˌfɔrm/

[compare French operculiforme (1838)] now rare having the form of a lid or operculum.

ΘΚΠ

the world > animals > animal body > general parts > [adjective] > having a cover or lid

operculate1775

operculated1776

operculiform1822

opercular1830

operculigerous1851

operculiferous1857

operculigenous1882

1822 J. Parkinson Outl. Oryctol. 226 Upper valve flat, operculiform.

1900 Amer. Naturalist 34 296 First pair of pleopoda in female very small, not operculiform.

1979 Paleobiology 5 90/1 The radiolitid shell typically comprises a conical, vase-like, attached right valve capped by an operculiform to peaked, free left valve.

† operculigenous adj. [compare alkaligenous adj.] Obsolete rare = operculigerous adj.

ΘΚΠ

the world > animals > animal body > general parts > [adjective] > having a cover or lid

operculate1775

operculated1776

operculiform1822

opercular1830

operculigerous1851

operculiferous1857

operculigenous1882

1882 Ogilvie's Imperial Dict. (new ed.) at Metapodium The posterior lobe of the foot in mollusca, often called the operculigenous lobe, because it develops the operculum when this structure is present.

operculigerous adj.

Brit.

/ə(ʊ)ˌpəːkjᵿˈlɪdʒ(ə)rəs/

/ɒˌpəːkjᵿˈlɪdʒ(ə)rəs/

U.S.

/oʊˌpərkjəˈlɪdʒərəs/

(of the metapodium of a gastropod) producing an operculum.

ΘΚΠ

the world > animals > animal body > general parts > [adjective] > having a cover or lid

operculate1775

operculated1776

operculiform1822

opercular1830

operculigerous1851

operculiferous1857

operculigenous1882

1851 S. P. Woodward Man. Mollusca i. 47 Trochus ziziphinus..exhibits..an operculigerous lobe.

1888 Amer. Naturalist 22 491 The cervical lappets, foot, operculigerous lobe, tentacles and proboscis are further enlivened by irregularly scattered bright orange-yellow dots.

1967 Indo-Pacific Mollusca 445 The four-toothed operculum is almost entirely encased in a cape-like operculigerous lobe.

1988 Philos. Trans. (Royal Soc.) B. 319 60 Some of the muscles of the ventral band insert on the operculigerous disc.

This entry has been updated (OED Third Edition, June 2004; most recently modified version published online March 2022).

单词	operculi-
释义	operculi-comb. form Stress is usually determined by a subsequent element and vowels may be reduced accordingly. Origin: A borrowing from Latin, combined with an English element. Etymons: Latin operculum , -i- connective. Etymology: < classical Latin operculum cover, covering, lid (see operculum n.) + -i- connective.Attested in a small number of formations from the 19th and 20th centuries, as below. Compare French operculi- (formations in which are found from at least the first half of the 19th cent.). Zoology. Of or relating to an operculum. † operculiferous adj. [compare French operculifère (1838)] Obsolete rare having an operculum, operculate. ΘΚΠ the world > animals > animal body > general parts > [adjective] > having a cover or lid operculate1775 operculated1776 operculiform1822 opercular1830 operculigerous1851 operculiferous1857 operculigenous1882 1857 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Operculiferus, applied by Blainville to a Family..of the Polypiaria, provided with a horny opercule, serving to close the cells which they inhabit: operculiferous. 1883 Science 23 Mar. 202/1 G. Lindström has just issued an important memoir on the operculiferous corals of the paleozoic formation. operculiform adj. Brit. /ə(ʊ)ˈpəːkjᵿlᵻfɔːm/ , /ɒˈpəːkjᵿlᵻfɔːm/ , /ˌɒpəˈkjuːlᵻfɔːm/ , /ˌəʊpəˈkjuːlᵻfɔːm/ , U.S. /oʊˈpərkjələˌfɔrm/ [compare French operculiforme (1838)] now rare having the form of a lid or operculum. ΘΚΠ the world > animals > animal body > general parts > [adjective] > having a cover or lid operculate1775 operculated1776 operculiform1822 opercular1830 operculigerous1851 operculiferous1857 operculigenous1882 1822 J. Parkinson Outl. Oryctol. 226 Upper valve flat, operculiform. 1900 Amer. Naturalist 34 296 First pair of pleopoda in female very small, not operculiform. 1979 Paleobiology 5 90/1 The radiolitid shell typically comprises a conical, vase-like, attached right valve capped by an operculiform to peaked, free left valve. † operculigenous adj. [compare alkaligenous adj.] Obsolete rare = operculigerous adj. ΘΚΠ the world > animals > animal body > general parts > [adjective] > having a cover or lid operculate1775 operculated1776 operculiform1822 opercular1830 operculigerous1851 operculiferous1857 operculigenous1882 1882 Ogilvie's Imperial Dict. (new ed.) at Metapodium The posterior lobe of the foot in mollusca, often called the operculigenous lobe, because it develops the operculum when this structure is present. operculigerous adj. Brit. /ə(ʊ)ˌpəːkjᵿˈlɪdʒ(ə)rəs/ , /ɒˌpəːkjᵿˈlɪdʒ(ə)rəs/ , U.S. /oʊˌpərkjəˈlɪdʒərəs/ (of the metapodium of a gastropod) producing an operculum. ΘΚΠ the world > animals > animal body > general parts > [adjective] > having a cover or lid operculate1775 operculated1776 operculiform1822 opercular1830 operculigerous1851 operculiferous1857 operculigenous1882 1851 S. P. Woodward Man. Mollusca i. 47 Trochus ziziphinus..exhibits..an operculigerous lobe. 1888 Amer. Naturalist 22 491 The cervical lappets, foot, operculigerous lobe, tentacles and proboscis are further enlivened by irregularly scattered bright orange-yellow dots. 1967 Indo-Pacific Mollusca 445 The four-toothed operculum is almost entirely encased in a cape-like operculigerous lobe. 1988 Philos. Trans. (Royal Soc.) B. 319 60 Some of the muscles of the ventral band insert on the operculigerous disc. This entry has been updated (OED Third Edition, June 2004; most recently modified version published online March 2022). < comb. form1822
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