单词 | thinning |
释义 | thinningn. 1. The action of thin v.1, in various senses; reduction or decrease in thickness, closeness, number, density, etc. Also with out, off, away, up, etc. spec. in Forestry, removal of some of the trees in an immature stand, or removal of part of the crown of an individual tree. Also attributive. accretion thinning, a thinning made to increase the rate of growth in diameter of the remaining trees; improvement or preliminary thinning, the first thinning of a forest. ΘΚΠ the world > matter > constitution of matter > lack of density > [noun] > reduction in density thinningc1000 attenuation1594 the world > life > the body > bodily shape or physique > slim shape or physique > [noun] > making thinningc1000 lensingc1175 slenderizing1932 weight-reducing1958 the world > food and drink > farming > forestry or arboriculture > [noun] > thinning tree or wood interlucation1656 thinning1799 the world > food and drink > farming > forestry or arboriculture > [noun] > pruning or lopping shreddingc1000 putation?1440 snathing1485 loppingc1511 brushing1513 topping1513 twisting1535 pruning1548 heading1552 browsing1574 lop1575 disbranching1600 debranching1601 stocking1611 stowing1618 polling1626 supputation1656 summer pruning1669 snedding1720 shrouding1725 pollarding1794 thinning1800 brashing1950 the world > space > extension in space > measurable spatial extent > thickness > thinness > [noun] > making thin thinning1851 c1000 Sax. Leechd. II. 260 Læcedomas þa þe þynnunge mægen hæbben. 1398 J. Trevisa tr. Bartholomew de Glanville De Proprietatibus Rerum (Bodl.) xix. xi White mater is igendred of thynnynge and spredinge of aier. 1799 J. Robertson Gen. View Agric. Perth 257 Weeded down by various thinnings. 1800 W. Pontey Profitable Planter 33 It is not to be wondered at, if, even before thinning, the soil should be nearly exhausted, and the trees checked in their growth. 1822 J. C. Loudon Encycl. Gardening iii. iii. 1108 Autumn, or very early in spring, are the proper seasons for thinning where the trees are to be taken up by the root and replanted elsewhere. 1839 A. Ure Dict. Arts 1269 The thinning up, or quantity of turpentine required to bring it to its proper consistence. 1851 W. B. Carpenter Man. Physiol. (ed. 2) 268 By the thinning-away of its wall at its most projecting part. 1869 Ann. Rep. Commissioner Agric. 1868 423 in U.S. Congress. Serial Set (40th Congr., 3rd Sess.: House of Representatives Executive Doc.) XV Upon thinning out, enough plants were cast away to have run at least twelve rows additional. 1880 C. R. Markham Peruvian Bark 329 The coppicing system consists in cutting down the trees near the ground, and allowing one or more of the crops of shoots, which rise from the stumps, to grow. 1905 Terms Forestry & Logging 24 The following kinds of thinnings are distinguished: cleaning, improvement thinning, accretion thinning. 1922 W. Schlich Man. Forestry (ed. 4) I. 236 Methods of thinning, coppicing, &c. 1970 H. L. Edlin Collins Guide to Tree Planting & Cultivation xi. 170 The thinning cycle, or interval of years between thinnings, can be short..or long. 1970 H. L. Edlin Collins Guide to Tree Planting & Cultivation xi. 170 In regular thinnings a definite proportion of the growing stock of trees is taken out. 2. concrete usually plural. That which is removed in the process of thinning. (Cf. sweepings.) ΘΚΠ the world > food and drink > farming > cultivation or tillage > cultivation of plants or crops > [noun] > thinning out weeding1544 sizing1660 thinning1772 suckering1819 singling1844 1772 Ann. Reg. 1771 Useful Projects 115/2 Sir John..never receives less than a guinea an acre in thinnings throughout his plantations. 1805 R. W. Dickson Pract. Agric. I. Pl. xxx. 110 A fir paling of the horizontal kind, made from the thinning of trees of that kind. 1893 Jrnl. Royal Agric. Soc. 3rd Ser. 4 826 Thinnings and rubbish should be immediately removed and burnt. 1922 W. Schlich Man. Forestry (ed. 4) I. 5 The strength of the thinnings and the time of their execution are the most important matters with which the forester has to deal. This entry has not yet been fully updated (first published 1912; most recently modified version published online March 2022). thinningadj. That thins, in various senses of the verb. ΘΚΠ the world > relative properties > quantity > decrease or reduction in quantity, amount, or degree > [adjective] shrinking?a1400 welkinga1400 moderativec1487 thinning1551 wanzing1571 decreasing1591 restricting1606 lessening1611 waning1632 assuaging1651 limiting1656 mitigating1749 diminishing1793 decrescent1811 shrivelling1849 dropping1894 scanting1916 1551 J. Bale Actes Eng. Votaryes: 2nd Pt. f. lxxxiv To confirme the thynynge shewe of hypocresye. 1794 ‘P. Pindar’ Wks. II. 413 Art thou a Doctor? Yes, of thinning skill. 1888 Pump Court 31 Oct. 5/2 His gradually thinning hair. 1899 J. W. Mackail Life W. Morris II. 154 A mere thinning remnant between two divergent and increasing camps. This entry has not yet been fully updated (first published 1912; most recently modified version published online March 2022). < n.c1000adj.1551 |
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