occipitofrontalisn.

Brit.

/ɒkˌsɪpɪtəʊˌfrʌnˈteɪlɪs/,

/ɒkˌsɪpɪtəʊˌfrʌnˈtɑːlɪs/,

/ɒkˌsɪpɪtəʊˌfrʌnˈtalɪs/, U.S.

/ɑkˈˌsɪpᵻdoʊˌfrənˈteɪlᵻs/

Origin: A borrowing from Latin. Etymon: Latin occipito-frontalis.

Etymology: < post-classical Latin occipito-frontalis (1711 or earlier) < occipito- occipito- comb. form + frontalis frontal adj.

Anatomy.

More fully occipitofrontalis muscle. A large flat muscle of the scalp, consisting of an occipital portion (arising from the occipital and temporal bones) and a frontal portion that are separated by the epicranial aponeurosis, and serving to draw the scalp backwards, raising the eyebrows.

ΚΠ

1713 W. Cheselden Anat. Humane Body ii. iii. 46 Occipito-frontalis, is a Muscle with Four fleshy Bellies, commonly nam'd Frontales and Occipitales.

1746 Philos. Trans. (Royal Soc.) 44 8 The Office of the Occipito-Frontalis is to pull the Skin of the Head backward, drawing up the Eye-brows.

1805 Philos. Trans. (Royal Soc.) 95 28 The uses of voluntary muscles are attained by experience, imitation, and instruction: but some of them are never called into action among Europeans, as the muscles of the external ears, and generally the occipito-frontalis.

1824 Lancet 11 Jan. 50/2 Make a circular incision completely down to the occipito-frontalis tendon.

1840 G. V. Ellis Demonstr. Anat. 74 The eyebrows..are two curved prominences formed by the orbicularis and occipito-frontalis muscles.

1872 Philos. Trans. (Royal Soc.) 162 130 The occipito-frontalis..in all is quadrigastric, the occipital bellies being quadrilateral, parallel, and close together.

1900 Science 16 Mar. 417/2 The lowering of the upper lid is counteracted either by throwing the head back, or by bringing into action the occipito-frontalis.

1954 R. Macintosh & M. Ostlere Local Analgesia Head & Neck i. 5 At the superciliary ridge, both the supratrochlear and supraorbital nerves lie deep to the fibres of orbicularis oculi and the frontal belly of occipitofrontalis.

1980 Gray's Anat. (ed. 36) v. 529/1 The occipitofrontalis, a broad, musculofibrous layer, covers the dome of the skull, from the nuchal lines to the eyebrows.

1995 Plastic & Reconstructive Surg. 95 1170 The musculoaponeurotic system that performs mime for the upper third of the face is composed of the subcutaneous fascia and the occipitofrontalis, corrugator supercilii, and procerus muscles.

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

单词	occipitofrontalis
释义	occipitofrontalisn. Brit. /ɒkˌsɪpɪtəʊˌfrʌnˈteɪlɪs/, /ɒkˌsɪpɪtəʊˌfrʌnˈtɑːlɪs/, /ɒkˌsɪpɪtəʊˌfrʌnˈtalɪs/, U.S. /ɑkˈˌsɪpᵻdoʊˌfrənˈteɪlᵻs/ Origin: A borrowing from Latin. Etymon: Latin occipito-frontalis. Etymology: < post-classical Latin occipito-frontalis (1711 or earlier) < occipito- occipito- comb. form + frontalis frontal adj. Anatomy. More fully occipitofrontalis muscle. A large flat muscle of the scalp, consisting of an occipital portion (arising from the occipital and temporal bones) and a frontal portion that are separated by the epicranial aponeurosis, and serving to draw the scalp backwards, raising the eyebrows. ΚΠ 1713 W. Cheselden Anat. Humane Body ii. iii. 46 Occipito-frontalis, is a Muscle with Four fleshy Bellies, commonly nam'd Frontales and Occipitales. 1746 Philos. Trans. (Royal Soc.) 44 8 The Office of the Occipito-Frontalis is to pull the Skin of the Head backward, drawing up the Eye-brows. 1805 Philos. Trans. (Royal Soc.) 95 28 The uses of voluntary muscles are attained by experience, imitation, and instruction: but some of them are never called into action among Europeans, as the muscles of the external ears, and generally the occipito-frontalis. 1824 Lancet 11 Jan. 50/2 Make a circular incision completely down to the occipito-frontalis tendon. 1840 G. V. Ellis Demonstr. Anat. 74 The eyebrows..are two curved prominences formed by the orbicularis and occipito-frontalis muscles. 1872 Philos. Trans. (Royal Soc.) 162 130 The occipito-frontalis..in all is quadrigastric, the occipital bellies being quadrilateral, parallel, and close together. 1900 Science 16 Mar. 417/2 The lowering of the upper lid is counteracted either by throwing the head back, or by bringing into action the occipito-frontalis. 1954 R. Macintosh & M. Ostlere Local Analgesia Head & Neck i. 5 At the superciliary ridge, both the supratrochlear and supraorbital nerves lie deep to the fibres of orbicularis oculi and the frontal belly of occipitofrontalis. 1980 Gray's Anat. (ed. 36) v. 529/1 The occipitofrontalis, a broad, musculofibrous layer, covers the dome of the skull, from the nuchal lines to the eyebrows. 1995 Plastic & Reconstructive Surg. 95 1170 The musculoaponeurotic system that performs mime for the upper third of the face is composed of the subcutaneous fascia and the occipitofrontalis, corrugator supercilii, and procerus muscles. This entry has been updated (OED Third Edition, March 2004; most recently modified version published online March 2022). < n.1713
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