plicidentinen.

Brit.

/ˌplɪsᵻˈdɛntɪn/,

/ˌplɪsᵻˈdɛntiːn/,

/ˌplɪsᵻdɛnˈtiːn/, U.S.

/ˌplɪsəˈdɛnt(ə)n/,

/ˌplɪsəˈdɛnˌtin/,

/ˌplɪsəˌdɛnˈtin/

Origin: A borrowing from Latin, combined with English elements. Etymons: Latin plica , -i- connective, dentine n.

Etymology: < post-classical Latin plica (see plica n.) + -i- connective + dentine n.

Palaeontology.

Dentine occurring as a series of vertical folds around the central axis of a tooth, as a consequence of which the surface of the tooth has a series of vertical grooves.

ΘΚΠ

the world > life > the body > digestive or excretive organs > digestive organs > mouth > substance or parts of teeth > [noun] > dentine

ivory1828

dentine1845

osteodentine1849

vitro-dentine1849

tooth-ivory1851

plicidentine1852

tooth-bone1853

1852 W. T. Brande Dict. Sci., Lit. & Art (ed. 2) Suppl. 1393/1 The basal part of the teeth of the wolf-fish, of the Lepidosteus oxyurus, and of the Ichthyosaurus, affords examples of plicidentine.

1926 Philos. Trans. (Royal Soc.) B. 214 193 These teeth have a typical labyrinthine structure of extremely complex plicidentine at the base.

1999 R. Singer Encycl. Paleontol. II. 1247/2 This type of dentine (called ‘plicidentine’) is now known to be a primitive feature found in rhipidistian fish—the ancestors of tetrapods.

This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022).

单词	plicidentine
释义	plicidentinen. Brit. /ˌplɪsᵻˈdɛntɪn/, /ˌplɪsᵻˈdɛntiːn/, /ˌplɪsᵻdɛnˈtiːn/, U.S. /ˌplɪsəˈdɛnt(ə)n/, /ˌplɪsəˈdɛnˌtin/, /ˌplɪsəˌdɛnˈtin/ Origin: A borrowing from Latin, combined with English elements. Etymons: Latin plica , -i- connective, dentine n. Etymology: < post-classical Latin plica (see plica n.) + -i- connective + dentine n. Palaeontology. Dentine occurring as a series of vertical folds around the central axis of a tooth, as a consequence of which the surface of the tooth has a series of vertical grooves. ΘΚΠ the world > life > the body > digestive or excretive organs > digestive organs > mouth > substance or parts of teeth > [noun] > dentine ivory1828 dentine1845 osteodentine1849 vitro-dentine1849 tooth-ivory1851 plicidentine1852 tooth-bone1853 1852 W. T. Brande Dict. Sci., Lit. & Art (ed. 2) Suppl. 1393/1 The basal part of the teeth of the wolf-fish, of the Lepidosteus oxyurus, and of the Ichthyosaurus, affords examples of plicidentine. 1926 Philos. Trans. (Royal Soc.) B. 214 193 These teeth have a typical labyrinthine structure of extremely complex plicidentine at the base. 1999 R. Singer Encycl. Paleontol. II. 1247/2 This type of dentine (called ‘plicidentine’) is now known to be a primitive feature found in rhipidistian fish—the ancestors of tetrapods. This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022). < n.1852
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