mucronationn.

Brit.

/ˌmjuːkrəˈneɪʃn/, U.S.

/ˌmjukrəˈneɪʃ(ə)n/

Origin: Formed within English, by derivation. Etymons: mucronate adj., -ion suffix¹.

Etymology: < mucronate adj. + -ion suffix¹; compare -ation suffix.

Biology.

The state or quality of being mucronate. Also: a mucro.

ΘΚΠ

the world > life > biology > physical aspects or shapes > projection or protuberance > [noun] > pointed projection

tongue1398

jag1578

mucro1646

spur1681

rostruma1728

spicula1753

spikelet1851

lingula1856

mucronation1862

cusp1879

mucronule1890

1862 Philos. Trans. 1861 (Royal Soc.) 151 396 The mucronation consists in a thickened point which projects beyond the plate.

1901 Ref. Handbk. Med. Sci. (ed. 2) III. 154/2 The apex is often very slightly retuse, and the midrib produced into a slight apiculation or mucronation.

1972 Systematic Zool. 21 102/1 Large scales [of the lizard] tend to have a greater surface area due to heavy keeling and mucronation.

2000 Proc. Biol. Soc. Washington 113 443 Hyalella (H.) muerta..is blind, lacks dorsal mucronations and antenna 1 is longer than antenna 2.

This entry has been updated (OED Third Edition, March 2003; most recently modified version published online March 2022).

单词	mucronation
释义	mucronationn. Brit. /ˌmjuːkrəˈneɪʃn/, U.S. /ˌmjukrəˈneɪʃ(ə)n/ Origin: Formed within English, by derivation. Etymons: mucronate adj., -ion suffix¹. Etymology: < mucronate adj. + -ion suffix¹; compare -ation suffix. Biology. The state or quality of being mucronate. Also: a mucro. ΘΚΠ the world > life > biology > physical aspects or shapes > projection or protuberance > [noun] > pointed projection tongue1398 jag1578 mucro1646 spur1681 rostruma1728 spicula1753 spikelet1851 lingula1856 mucronation1862 cusp1879 mucronule1890 1862 Philos. Trans. 1861 (Royal Soc.) 151 396 The mucronation consists in a thickened point which projects beyond the plate. 1901 Ref. Handbk. Med. Sci. (ed. 2) III. 154/2 The apex is often very slightly retuse, and the midrib produced into a slight apiculation or mucronation. 1972 Systematic Zool. 21 102/1 Large scales [of the lizard] tend to have a greater surface area due to heavy keeling and mucronation. 2000 Proc. Biol. Soc. Washington 113 443 Hyalella (H.) muerta..is blind, lacks dorsal mucronations and antenna 1 is longer than antenna 2. This entry has been updated (OED Third Edition, March 2003; most recently modified version published online March 2022). < n.1862
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