die-backn.

Etymology: < the phrase to die back: see to die back at die v.¹ Phrasal verbs.Previous versions of the OED give the stress as: ˈdie-back.

The progressive dying of a shrub or tree shoot from the tip backwards, caused by disease or unfavourable conditions, esp. a disease of fruit trees.

ΘΚΠ

the world > plants > by growth or development > defined by poor growth > [noun] > die-back

die-back1886

1886 in S. Fallows Suppl. Dict.

1895 Yearbk. U.S. Dept. Agric. 1894 199 Die-back manifests itself by a number of striking characters. The foliage becomes very dark green, [etc.].

1895 Yearbk. U.S. Dept. Agric. 1894 200 Finally a reddish brown resinous substance exudes on the twigs, forming the so-called die-back stain.

1910 G. Massee Dis. Cultivated Plants & Trees 430 Die back of willow shoots..attacks the tips of willow shoots and causes them to die back.

1916 B. D. Jackson Gloss. Bot. Terms (ed. 3) 112/2 Die-back, of Salix, a disease due to Diplodina salicina; ∼ of Citrus, some uncertain condition of health; ∼ of Prunus, from Naemospora crocea.

1928 Forestry 2 27 Out in the forest die-back or canker due to frost is only likely to occur in particular areas.

1933 Discovery Feb. 66/2 Phytopthora cambivora has been isolated from dying beech in two separate woods in Somerset, and has been found to be the undoubted cause of the die-back.

1938 Nature 2 Apr. 612/1 Trees may be killed [by elm disease] in a single year, or the dieback may be more gradual.

1949 E. Hyams Not in our Stars i. 8 The Morello plantation has very bad die-back.

1957 Country Life 8 Aug. 248/1 Slight lightning discharges may do no more than cause dieback in a few of the topmost twigs.

1968 Punch 27 Mar. 466/3 The central brown stain from dieback disease.

This entry has not yet been fully updated (first published 1895; most recently modified version published online June 2019).

单词	die-back
释义	die-backn. Etymology: < the phrase to die back: see to die back at die v.¹ Phrasal verbs.Previous versions of the OED give the stress as: ˈdie-back. The progressive dying of a shrub or tree shoot from the tip backwards, caused by disease or unfavourable conditions, esp. a disease of fruit trees. ΘΚΠ the world > plants > by growth or development > defined by poor growth > [noun] > die-back die-back1886 1886 in S. Fallows Suppl. Dict. 1895 Yearbk. U.S. Dept. Agric. 1894 199 Die-back manifests itself by a number of striking characters. The foliage becomes very dark green, [etc.]. 1895 Yearbk. U.S. Dept. Agric. 1894 200 Finally a reddish brown resinous substance exudes on the twigs, forming the so-called die-back stain. 1910 G. Massee Dis. Cultivated Plants & Trees 430 Die back of willow shoots..attacks the tips of willow shoots and causes them to die back. 1916 B. D. Jackson Gloss. Bot. Terms (ed. 3) 112/2 Die-back, of Salix, a disease due to Diplodina salicina; ∼ of Citrus, some uncertain condition of health; ∼ of Prunus, from Naemospora crocea. 1928 Forestry 2 27 Out in the forest die-back or canker due to frost is only likely to occur in particular areas. 1933 Discovery Feb. 66/2 Phytopthora cambivora has been isolated from dying beech in two separate woods in Somerset, and has been found to be the undoubted cause of the die-back. 1938 Nature 2 Apr. 612/1 Trees may be killed [by elm disease] in a single year, or the dieback may be more gradual. 1949 E. Hyams Not in our Stars i. 8 The Morello plantation has very bad die-back. 1957 Country Life 8 Aug. 248/1 Slight lightning discharges may do no more than cause dieback in a few of the topmost twigs. 1968 Punch 27 Mar. 466/3 The central brown stain from dieback disease. This entry has not yet been fully updated (first published 1895; most recently modified version published online June 2019). < n.1886
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