aestivationestivationn.

Brit.

/ˌiːstᵻˈveɪʃn/,

/ˌɛstᵻˈveɪʃn/, U.S.

/ˌɛstəˈveɪʃ(ə)n/

Forms: 1600s estiuation, 1600s– estivation, 1700s– aestivation.

Origin: A borrowing from Latin. Etymons: Latin aestivation-, aestivatio.

Etymology: < post-classical Latin aestivation-, aestivatio summer pasturing (1398 in a British source), (in botany) folded arrangement of petals and sepals in a flower bud (1774 in the passage translated in quot. 1783 at sense 2) < classical Latin aestīvāt- , past participial stem of aestīvāre (see aestivate v.) + -iō -ion suffix¹.

1. The spending of the summer; summer residence or retirement. Now rare.

ΘΚΠ

society > inhabiting and dwelling > inhabited place > dwelling place or abode > a dwelling > a house > types of house > [noun] > summer house or holiday house

summer houseOE

pleasure house1590

mahal1610

aestivation1625

summer cottage1638

cottage1805

Swiss cottage1820

summer home1821

casita1822

chalet1853

bathing-box1883

rest home1889

dacha1896

housekeeping cottage1901

weekend cottage1911

weekender1921

bach1940

hafod1952

gite1964

getaway1968

vacation home1969

timeshare1974

share1984

1625 F. Bacon Ess. (new ed.) xlv. 263 Let it be turned to a Grotta, or Place of Shade, or Estiuation.

1657 W. Charleton Immortality Human Soul 29 Here are Grotta's, Groves, and places of shade, for Estivation.

1731 N. Bailey Universal Etymol. Eng. Dict. II Æstivation, a dwelling or residence in a place for the summer time.

1755 S. Johnson Dict. Eng. Lang. Estivation, the act of passing the summer.

1858 O. W. Holmes Autocrat of Breakfast-table xi. 307 Intramural æstivation, or town-life in summer, he would say, is a peculiar form of suspended existence or semi-asphyxia.

a1910 J. W. Howe Poems (1915) I. 349 When æstivation is at end, We've had our fun and seen our friend.

1988 Jrnl. Aesthetics & Art Crit. 46 340/2 I will not abandon aesthetics for aestivation.

2. Botany. The folded arrangement of petals and sepals in a flower bud before it opens; = prefloration n. Cf. vernation n. 1.cochlear, quincunx aestivation: see the first element.

ΘΚΠ

the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > [noun] > flower-bud > aestivation

aestivation1783

prefloration1832

1783 tr. C. Linnaeus Syst. Veg. (1785) I. 20 Habit..Estivation [L. aestivatio] convolute, imbricated, conduplicate.

1829 J. Lindley Synopsis Brit. Flora 72 Calyx monophyllous, 4–5 cleft, with a valvate æstivation.

1849 Horticulturalist June 570/1 Vascular structure and æstivation, are better tests of varieties, than difference of size.

1900 H. L. Keeler Our Native Trees 160 The petals are spirally involute in æstivation, that is, each one is rolled upon itself and when fully expanded they still look crumpled.

1952 P. Mann Systematics Flowering Plants ii. 53 The type of aestivation is not shown in the floral diagrams since it is not visible in the mature flowers.

2002 Amer. Jrnl. Bot. 89 748 The pattern of petal aestivation is random.

3. Zoology. A state of torpor or dormancy accompanied by decreased metabolic rate in an insect, fish, or amphibian as a (typically seasonal) adaptation to a prolonged period of hot or dry conditions. Also figurative. Cf. hibernation n. 2.

ΘΚΠ

the world > animals > by habits or actions > habits and actions > [noun] > hibernation

latitancy1646

hibernation1816

aestivation1839

1839 C. Darwin in R. Fitzroy & C. Darwin Narr. Surv. Voy. H.M.S. Adventure & Beagle III. v. 116 Within the tropics, the hybernation, or more properly estivation, of animals is governed by the times of drought.

1870 Pall Mall Gaz. 12 Dec. 11 With what we are pleased to call the cold weather Calcutta rouses herself from her æstivation of seven long months.

1920 Times 4 Dec. 13/3 Æstivation, the summer sleep undergone by some tropical small insectivores, is connected by all graduations with ordinary sleep.

1951 L. S. West Housefly vi. 155 With muscoid Diptera, true aestivation is apparently rather rare.

1962 Physiol. Zool. 35 106/1 The total pattern of hibernation and estivation of C. nanus is unique.

1997 A. Roy God of Small Things (1998) i. 10 It wasn't an accusing, protesting silence as much as a sort of aestivation, a dormancy, the psychological equivalent of what lungfish do to get themselves through the dry season.

This entry has been updated (OED Third Edition, December 2011; most recently modified version published online December 2021).

单词	aestivation
释义	aestivationestivationn. Brit. /ˌiːstᵻˈveɪʃn/, /ˌɛstᵻˈveɪʃn/, U.S. /ˌɛstəˈveɪʃ(ə)n/ Forms: 1600s estiuation, 1600s– estivation, 1700s– aestivation. Origin: A borrowing from Latin. Etymons: Latin aestivation-, aestivatio. Etymology: < post-classical Latin aestivation-, aestivatio summer pasturing (1398 in a British source), (in botany) folded arrangement of petals and sepals in a flower bud (1774 in the passage translated in quot. 1783 at sense 2) < classical Latin aestīvāt- , past participial stem of aestīvāre (see aestivate v.) + -iō -ion suffix¹. 1. The spending of the summer; summer residence or retirement. Now rare. ΘΚΠ society > inhabiting and dwelling > inhabited place > dwelling place or abode > a dwelling > a house > types of house > [noun] > summer house or holiday house summer houseOE pleasure house1590 mahal1610 aestivation1625 summer cottage1638 cottage1805 Swiss cottage1820 summer home1821 casita1822 chalet1853 bathing-box1883 rest home1889 dacha1896 housekeeping cottage1901 weekend cottage1911 weekender1921 bach1940 hafod1952 gite1964 getaway1968 vacation home1969 timeshare1974 share1984 1625 F. Bacon Ess. (new ed.) xlv. 263 Let it be turned to a Grotta, or Place of Shade, or Estiuation. 1657 W. Charleton Immortality Human Soul 29 Here are Grotta's, Groves, and places of shade, for Estivation. 1731 N. Bailey Universal Etymol. Eng. Dict. II Æstivation, a dwelling or residence in a place for the summer time. 1755 S. Johnson Dict. Eng. Lang. Estivation, the act of passing the summer. 1858 O. W. Holmes Autocrat of Breakfast-table xi. 307 Intramural æstivation, or town-life in summer, he would say, is a peculiar form of suspended existence or semi-asphyxia. a1910 J. W. Howe Poems (1915) I. 349 When æstivation is at end, We've had our fun and seen our friend. 1988 Jrnl. Aesthetics & Art Crit. 46 340/2 I will not abandon aesthetics for aestivation. 2. Botany. The folded arrangement of petals and sepals in a flower bud before it opens; = prefloration n. Cf. vernation n. 1.cochlear, quincunx aestivation: see the first element. ΘΚΠ the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > [noun] > flower-bud > aestivation aestivation1783 prefloration1832 1783 tr. C. Linnaeus Syst. Veg. (1785) I. 20 Habit..Estivation [L. aestivatio] convolute, imbricated, conduplicate. 1829 J. Lindley Synopsis Brit. Flora 72 Calyx monophyllous, 4–5 cleft, with a valvate æstivation. 1849 Horticulturalist June 570/1 Vascular structure and æstivation, are better tests of varieties, than difference of size. 1900 H. L. Keeler Our Native Trees 160 The petals are spirally involute in æstivation, that is, each one is rolled upon itself and when fully expanded they still look crumpled. 1952 P. Mann Systematics Flowering Plants ii. 53 The type of aestivation is not shown in the floral diagrams since it is not visible in the mature flowers. 2002 Amer. Jrnl. Bot. 89 748 The pattern of petal aestivation is random. 3. Zoology. A state of torpor or dormancy accompanied by decreased metabolic rate in an insect, fish, or amphibian as a (typically seasonal) adaptation to a prolonged period of hot or dry conditions. Also figurative. Cf. hibernation n. 2. ΘΚΠ the world > animals > by habits or actions > habits and actions > [noun] > hibernation latitancy1646 hibernation1816 aestivation1839 1839 C. Darwin in R. Fitzroy & C. Darwin Narr. Surv. Voy. H.M.S. Adventure & Beagle III. v. 116 Within the tropics, the hybernation, or more properly estivation, of animals is governed by the times of drought. 1870 Pall Mall Gaz. 12 Dec. 11 With what we are pleased to call the cold weather Calcutta rouses herself from her æstivation of seven long months. 1920 Times 4 Dec. 13/3 Æstivation, the summer sleep undergone by some tropical small insectivores, is connected by all graduations with ordinary sleep. 1951 L. S. West Housefly vi. 155 With muscoid Diptera, true aestivation is apparently rather rare. 1962 Physiol. Zool. 35 106/1 The total pattern of hibernation and estivation of C. nanus is unique. 1997 A. Roy God of Small Things (1998) i. 10 It wasn't an accusing, protesting silence as much as a sort of aestivation, a dormancy, the psychological equivalent of what lungfish do to get themselves through the dry season. This entry has been updated (OED Third Edition, December 2011; most recently modified version published online December 2021). < n.1625
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