osmeteriumn.

Brit.

/ˌɒsmᵻˈtɪərɪəm/, U.S.

/ˌɑzməˈtɪriəm/

Inflections: Plural osmeteria, (rare) osmeteriums.

Forms: 1800s– osmaterium, 1800s– osmeterium.

Origin: A borrowing from Greek. Etymons: Greek ὀσμᾶσθαι, -τήριον.

Etymology: < ancient Greek ὀσμᾶσθαι to smell ( < ὀσμή smell: see osmo- comb. form¹) + -τήριον, suffix forming nouns. N.E.D. (1903) also gives the pronunciation (ǫsmĭtī^ə·riɒ̆m) /ɒsmɪˈtɪərɪəm/.

Entomology.

An organ capable of emitting a penetrating or noxious odour; spec. an eversible gland on the first thoracic segment of certain papilionid caterpillars.

ΘΚΠ

the world > animals > invertebrates > phylum Arthropoda > class Insecta > order Lepidoptera or butterflies and moths > [noun] > larva > parts of > odorous part behind head

osmeterium1817

1817 W. Kirby & W. Spence Introd. Entomol. II. xxi. 244 Some are furnished with a kind of scent-vessels, which I shall call osmateria.

1876 Amer. Naturalist 10 62 Mr. S. H. Scudder spoke of the supposed relation of the ‘osmateria’ of certain butterflies (Equites) with the transverse fissure and prehensile organ of the underside of the prothorax in other butterflies.

1927 Sci. Monthly Dec. 494 (caption) Larva of a swallow-tail butterfly, showing eversible sacs of osmaterium..which emit a defensive odor.

1944 W. J. Stokoe Caterpillars Brit. Butterflies 162 Unlike any other British caterpillar, it possesses, during its final two ecdyses, an osmaterium.

1960 Jrnl. Animal Ecol. 29 25 The lepidopteran larvae [sic] erects its osmeterium and when this touches the attacking Oecophylla ergates, they retreat immediately and appear to be in considerable distress.

1994 P. J. Gullan & P. S. Cranston Insects xiii. 365 (caption) A caterpillar of the orchard butterfly..with the osmeterium everted behind its head.

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

单词	osmeterium
释义	osmeteriumn. Brit. /ˌɒsmᵻˈtɪərɪəm/, U.S. /ˌɑzməˈtɪriəm/ Inflections: Plural osmeteria, (rare) osmeteriums. Forms: 1800s– osmaterium, 1800s– osmeterium. Origin: A borrowing from Greek. Etymons: Greek ὀσμᾶσθαι, -τήριον. Etymology: < ancient Greek ὀσμᾶσθαι to smell ( < ὀσμή smell: see osmo- comb. form¹) + -τήριον, suffix forming nouns. N.E.D. (1903) also gives the pronunciation (ǫsmĭtī^ə·riɒ̆m) /ɒsmɪˈtɪərɪəm/. Entomology. An organ capable of emitting a penetrating or noxious odour; spec. an eversible gland on the first thoracic segment of certain papilionid caterpillars. ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Insecta > order Lepidoptera or butterflies and moths > [noun] > larva > parts of > odorous part behind head osmeterium1817 1817 W. Kirby & W. Spence Introd. Entomol. II. xxi. 244 Some are furnished with a kind of scent-vessels, which I shall call osmateria. 1876 Amer. Naturalist 10 62 Mr. S. H. Scudder spoke of the supposed relation of the ‘osmateria’ of certain butterflies (Equites) with the transverse fissure and prehensile organ of the underside of the prothorax in other butterflies. 1927 Sci. Monthly Dec. 494 (caption) Larva of a swallow-tail butterfly, showing eversible sacs of osmaterium..which emit a defensive odor. 1944 W. J. Stokoe Caterpillars Brit. Butterflies 162 Unlike any other British caterpillar, it possesses, during its final two ecdyses, an osmaterium. 1960 Jrnl. Animal Ecol. 29 25 The lepidopteran larvae [sic] erects its osmeterium and when this touches the attacking Oecophylla ergates, they retreat immediately and appear to be in considerable distress. 1994 P. J. Gullan & P. S. Cranston Insects xiii. 365 (caption) A caterpillar of the orchard butterfly..with the osmeterium everted behind its head. This entry has been updated (OED Third Edition, September 2004; most recently modified version published online March 2022). < n.1817
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