protractilityn.

Brit.

/ˌprəʊtrakˈtɪlᵻti/, U.S.

/ˌproʊˌtrækˈtɪlᵻdi/

Origin: Formed within English, by derivation. Etymons: protractile adj., -ity suffix.

Etymology: < protractile adj. + -ity suffix: see -ility suffix.

Chiefly Zoology.

The quality or condition of being protractile.

ΘΚΠ

the world > animals > animal body > general parts > [noun] > capability of being extended

protractility1831

1831 H. McMurtrie tr. G. Cuvier Animal Kingdom II. 191 Remarkable for the excessive protractility of their mouth, which by a see-saw motion of their maxillaries, and the sliding forward of their intermaxillaries, instantly becomes a kind of tube.

1849–52 Todd's Cycl. Anat. & Physiol. IV. ii. 1146/2 The Chameleon presents us with the most complete protractility of the organ [sc. the tongue].

1933 Trans. Amer. Philos. Soc. 23 448 The protractile [mouth] apparatus of typical percoids loses its protractility in many scombroids and other groups.

1964 Philos. Trans. (Royal Soc.) B. 247 65 The protractility of the mandibles, which appears to be such an important feature of entognathy, is accomplished quite differently in Campodea and in Tomocerus.

1996 Jrnl. Human Lactation 12 301 These babies had struggled to attach to the areola because of suck problems or the mother's lack of protractility of breast tissue.

This entry has been updated (OED Third Edition, September 2007; most recently modified version published online June 2022).

单词	protractility
释义	protractilityn. Brit. /ˌprəʊtrakˈtɪlᵻti/, U.S. /ˌproʊˌtrækˈtɪlᵻdi/ Origin: Formed within English, by derivation. Etymons: protractile adj., -ity suffix. Etymology: < protractile adj. + -ity suffix: see -ility suffix. Chiefly Zoology. The quality or condition of being protractile. ΘΚΠ the world > animals > animal body > general parts > [noun] > capability of being extended protractility1831 1831 H. McMurtrie tr. G. Cuvier Animal Kingdom II. 191 Remarkable for the excessive protractility of their mouth, which by a see-saw motion of their maxillaries, and the sliding forward of their intermaxillaries, instantly becomes a kind of tube. 1849–52 Todd's Cycl. Anat. & Physiol. IV. ii. 1146/2 The Chameleon presents us with the most complete protractility of the organ [sc. the tongue]. 1933 Trans. Amer. Philos. Soc. 23 448 The protractile [mouth] apparatus of typical percoids loses its protractility in many scombroids and other groups. 1964 Philos. Trans. (Royal Soc.) B. 247 65 The protractility of the mandibles, which appears to be such an important feature of entognathy, is accomplished quite differently in Campodea and in Tomocerus. 1996 Jrnl. Human Lactation 12 301 These babies had struggled to attach to the areola because of suck problems or the mother's lack of protractility of breast tissue. This entry has been updated (OED Third Edition, September 2007; most recently modified version published online June 2022). < n.1831
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