单词 | germinator |
释义 | germinatorn. 1. That which causes or promotes germination; (in later use) spec. a device in which seeds are germinated. In quot. 1890: (apparently) a device for testing the germinating ability of seed. ΘΚΠ the world > food and drink > farming > cultivation or tillage > sowing > [noun] > treatment of seed > germinator germinator1840 1840 Atlas 11 July 456/2 The germinator of the grand school of modern dramatic music. 1848 G. B. Speede New Indian Gardener 61 A solution of chlorine has..been tried as a germinator of seeds with some success. 1878 Med. & Surg. Reporter 15 June 472/1 The greatest problem today..is to know how to get rid of the sewerage without its poisonous exhalations..acting as a germinator of pestilential diseases. 1890 Daily News 26 June 6/1 Messrs. Sutton..have a most ingenious germinator on view, a device by which the buyer of seed may..test the germinating power of what he buys. 1895 Voice (N.Y.) 16 May 62 This infernal bottle..is a veritable germinator of misery and sin. 1936 Science 3 Jan. 20/1 The germinator illustrated..has been developed for obtaining germinated seeds with straight roots. 1971 Jrnl. Range Managem. 24 465 The chamber size of large germinators may contribute to undesirable temperature variations. 2009 Tri-City Herald (Washington) (Nexis) 5 Apr. c2 After scratching these seeds, they were placed on wet filter paper in Petri dishes and placed in a germinator. 2. A seed that germinates or plant having seed that germinates in a way or at a time specified by the modifying word. ΚΠ 1857 C. Darwin in Jrnl. Proc. Linn. Soc.: Bot. 1 133 The worst germinators have been dwarf kidney beans. 1895 R. H. Wallace Agriculture 312 While Foxtail is a poor germinator and the seed is expensive, Cat's-tail is cheap and very free in germination. 1924 Mycologia 16 272 One half of the faster and slower germinators of each set were planted in the greenhouse, the other half in the field. 1951 Internat. Sugar Jrnl. June 179/2 Variety 39-3633..is rather a poor germinator and a slow starter. 2010 A. H. Cobb & J. P. H. Reade Herbicides & Plant Physiol. (ed. 2) i. 10 Weeds that cause problems in spring crops tend to be spring germinators. This entry has been updated (OED Third Edition, March 2012; most recently modified version published online March 2022). < n.1840 |
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