orthoceratoidn.adj.

Brit.

/ɔːθəʊˈsɛrətɔɪd/, U.S.

/ˌɔrθoʊˈsɛrəˌtɔɪd/

Origin: Formed within English, by derivation. Etymons: orthoceratite n., -oid suffix.

Etymology: < orthocerat- (in orthoceratite n.) + -oid suffix.With sense B. compare earlier orthoceratitic adj. at orthoceratite n. Derivatives.

Palaeontology. Now rare.

A. n.

= orthoceratite n.

ΘΚΠ

the world > life > biology > organism > fossil > [noun] > particular parts of

ostracite1601

horse-head1708

nucleus1734

orthoceras1734

orthoceratite1734

alveolus1747

volutite1802

strombite1811

helicite1828

turbinite1828

phragmocone1843

pro-ostracum1864

orthoceratoid1885

nema1901

1885 Science 30 Oct. 385/1 Fragments of orthoceratoids allied to Endoceras, which are more than two feet long and four inches in diameter at the living chambers.

1928 Amer. Midland Naturalist 11 90 Orthoceratoids the only fossils noted.

†B. adj.

Relating to or of the nature of an orthoceratite. Obsolete. rare.Apparently only attested in dictionaries or glossaries.

ΚΠ

1890 Cent. Dict. Orthoceratoid, a. Same as orthoceratitic.

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

单词	orthoceratoid
释义	orthoceratoidn.adj. Brit. /ɔːθəʊˈsɛrətɔɪd/, U.S. /ˌɔrθoʊˈsɛrəˌtɔɪd/ Origin: Formed within English, by derivation. Etymons: orthoceratite n., -oid suffix. Etymology: < orthocerat- (in orthoceratite n.) + -oid suffix.With sense B. compare earlier orthoceratitic adj. at orthoceratite n. Derivatives. Palaeontology. Now rare. A. n. = orthoceratite n. ΘΚΠ the world > life > biology > organism > fossil > [noun] > particular parts of ostracite1601 horse-head1708 nucleus1734 orthoceras1734 orthoceratite1734 alveolus1747 volutite1802 strombite1811 helicite1828 turbinite1828 phragmocone1843 pro-ostracum1864 orthoceratoid1885 nema1901 1885 Science 30 Oct. 385/1 Fragments of orthoceratoids allied to Endoceras, which are more than two feet long and four inches in diameter at the living chambers. 1928 Amer. Midland Naturalist 11 90 Orthoceratoids the only fossils noted. †B. adj. Relating to or of the nature of an orthoceratite. Obsolete. rare.Apparently only attested in dictionaries or glossaries. ΚΠ 1890 Cent. Dict. Orthoceratoid, a. Same as orthoceratitic. This entry has been updated (OED Third Edition, September 2004; most recently modified version published online March 2022). < n.adj.1885
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