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Merriam-Webster's Collegiate Dictionary in·su·late (-lat·ed ; -lat·ing) ETYMOLOGY Latin insula DATE circa 1741 : to place in a detached situation : isolate ; especially : to separate from conducting bodies by means of nonconductors so as to prevent transfer of electricity, heat, or soundEnglish Etymology insulate 1538, "make into an island," from L. insulatus (see insular). Sense of "cause a person or thing to be detached from surroundings" is from 1785. Electrical/chemical sense of "block from electricity or heat" is from 1742. Insulation "insulating material" is from 1870. Oxford Advanced Learner's Dictionary-牛津双解-OALD7 insulate in·su·late / 5insjuleit; NAmE -sEl- / verb[VN] 1. ~ sth (from / against sth) to protect sth with a material that prevents heat, sound, electricity, etc. from passing through 使隔热；使隔音；使绝缘: Home owners are being encouraged to insulate their homes to save energy. 当局鼓励房主在住房加隔热装置以节约能源。 2. ~ sb / sth from / against sth to protect sb / sth from unpleasant experiences or influences 使免除(不愉快的经历)；使免受(不良影响)；隔离 SYN shield
Merriam-Webster's Collegiate Thesaurus-11th Edition v. Function: verb Synonyms: ISOLATE , close off, cut off, enisle, island, segregate, separate, sequesterWebster's Third New International Dictionary, Unabridged in·su·late I. \ˈin(t)səˌlāt sometimes ˈin(t)syə- or ˈinshə-; usu -ād.+V\ transitive verb (-ed/-ing/-s) Etymology: Latin insula island + English -ate — more at isle 1. archaic : to form an island of : isolate by surrounding water 2. a. : to separate or shield (a conductor) from conducting bodies by means of nonconductors so as to prevent transfer of electricity, heat, or sound b. : to place in a detached situation or in a state of isolation : set apart : segregate , isolate < hysterical symptoms quite commonly serve to insulate the patient — Norman Cameron > < insulating man from the natural world > c. : to remove (as specie or a commodity) from the open market : sterilize < a program designed to insulate the government-held surpluses by using them for special purposes > also : to stabilize (a market) by such removal II. \-_lə̇t, -ˌlāt\ adjective Etymology: Latin insula island + English -ate : set apart : isolated |
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