单词 | root-knots |
释义 | root1 /root/noun
ORIGIN: Late OE rōt, from ON rōt; Dan rod; Gothic waurts, OE wyrt rootˈage noun
rootˈed adjective
rootˈedly adverb rootˈedness noun rootˈer noun rootˈless adjective
rootˈlessness noun rootˈlet noun rootˈlike adjective roots adjective
rootˈsiness noun rootˈsy adjective (esp of music) reminiscent of or incorporating traditional or folk styles rootˈy adjective (rootˈier; rootˈiest)
root-and-branchˈ adjective and adverb
root ball noun The spherical mass formed by the roots of a plant, with the surrounding soil root beer noun A drink made from roots of dandelion, sassafras, etc rootˈbound adjective
root canal noun The narrow passage through which nerves and blood vessels enter the pulp cavity of a tooth root cap noun A sheath of cells at the tip of a root root cause noun Fundamental cause root climber noun A plant that climbs by means of roots, such as ivy root crop noun A crop of esculent roots root directory noun (computing) The highest level of directory in a directory structure root eater noun rootˈ-fallen adjective Fallen, by roots giving way rootˈ-fast adjective Firmly rooted root hair noun A fine tubular outgrowth from a cell by which a young root absorbs water rootˈhold noun
root house noun
rooting compound noun (botany) A preparation, containing plant growth substances, in which a cutting is dipped to promote root growth rootˈkit noun (computing) Software embedded within an operating system that performs operations without informing the user rootˈ-knot noun An enlargement of a root caused by a nematode root mean square noun The square root of the sum of the squares of a set of quantities divided by the total number of quantities root nodule noun (botany) The swelling on the root of a leguminous plant containing nitrogen-fixing bacteria root parasite noun A plant parasitic on a root root planing noun (dentistry) A treatment for gum disease in which the parts of teeth below the gum are cleaned and smoothed root pressure noun An upward forcing of sap, shown by the bleeding of plants rootˈ-prune transitive verb To prune the roots of rootˈ-pruning noun root rubber noun Rubber obtained from the roots of certain African apocynaceous plants root sheath noun The sheath of the root of an orchid, hair, feather, etc roots music noun Popular music based on traditional forms, often reflecting an ethnic identity rootˈstock noun
root system noun root tubercle noun A root nodule root vegetable noun
put down roots To settle in a place strike or take root To root, to become established |
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