cirruscir‧rus /ˈsɪrəs/ noun [uncountable] 
Word Origin
Word OriginWORD ORIGINcirrus
ExamplesOrigin:
1700-1800 Latin ‘curl’EXAMPLES FROM THE CORPUS
word sets- Scientists say the average cirrus cloud cover over the United States has increased 5 percent since the 1960s.
- The sky is clear blue, with a few cirrus clouds adding texture to what looks like a flawless blue canvas.
WORD SETS► Geography
a form of cloud that is light and shaped like feathers, high in the skyabyss, nounalluvial, adjectivealluvium, nounalpine, adjectiveAmerican, adjectiveAntarctica, anticyclone, nounarchipelago, nounArctic, adjectivearid, adjectiveAsia, atlas, nounatoll, nounAustralasia, Australasian, adjectiveAustralia, avalanche, nounaxis, nounbank, nounbarometer, nounbarrier reef, nounbasin, nounbay, nounbayou, nounbeach, nounbearing, nounbed, nounbight, nounbluff, nounborder, nounborder, verbborderland, nounborderline, nounborough, nounbox canyon, nounBritish, adjectivebutte, nouncanyon, nouncape, nouncapital, nouncardinal point, nounCaribbean, adjectivecartography, nouncay, nounchain, nounchaparral, nounchart, nounchasm, nounchimney, nounChinese, adjectivecirrus, nounCIS, nouncliff, nounclimate, nounclimatic, adjectivecoastal, adjectivecoastline, nouncockney, nouncol, nouncold front, nouncommuter belt, nouncompass, nounconfluence, nouncontinent, nouncontinental, adjectivecontinental shelf, nouncontour, nounconurbation, nouncoordinate, nouncorridor, nouncorrie, nouncoterminous, adjectivecouncil estate, nouncountry, nouncounty, nouncounty town, nouncourse, nouncove, nouncrag, nouncraggy, adjectivecreek, nouncrevasse, nouncrevice, nouncumulus, nouncyclone, noundateline, noundelta, noundesert, noundesert island, noundevelopment, noundistrict, noundivide, noundown, adverbdune, noundust bowl, nouneast, nouneast, adjectiveeast, adverbeastbound, adjectiveeasterly, adjectiveeasterly, nouneastern, adjectiveEasterner, nouneasternmost, adjectiveeastwards, adverbelevation, nouneminence, nounenvirons, nounequatorial, adjectiveerode, verberosion, nounescarpment, nounestuary, nounEurope, nounextraterritorial, adjectiveeyot, nounface, nounfarmland, nounfeeder, nounfiord, nounfirth, nounfjord, nounflood plain, nounfluvial, adjectivefrontier, nounfrontiersman, noungale force, adjectivegap, noungeo-, prefixgeography, noungeophysics, noungeopolitics, noungeyser, nounglacial, adjectiveglaciation, nounglacier, nounglobe, noungoldfield, noungorge, noungrassland, nounGrecian, adjectivegreen belt, noungrid, noungrotto, noungroundwater, noungulch, noungulf, noungully, nounhead, nounheadland, nounheadwaters, nounheartland, nounhemisphere, nounhighland, adjectivehighlands, nounhigh water mark, nounhinterland, nounHome Counties, the, homeland, nounhurricane, noun-i, suffixIberian, adjectiveiceberg, nounice cap, nounice floe, nounice pack, nounice sheet, nouninhabitant, nouninland, adjectiveinland, adverbinlet, nouninner city, nouninshore, adverbinsular, adjectiveintercontinental, adjectiveInternational Date Line, nounisland, nounisle, nounislet, nounisobar, nounIsraeli, adjectiveIsraeli, nounisthmus, nounItalian, adjectiveItalianate, adjectiveItalo-, prefixJapanese, adjectivekey, nounknoll, nounlagoon, nounlake, nounlandlocked, adjectivelandmass, nounlandslide, nounlandslip, nounlat., Latin, adjectiveLatin America, nounLatin American, adjectivelatitude, nounlevee, nounlittoral, nounlong., longitude, nounlongitudinal, adjectivelough, nounlowlands, nounlow-lying, adjectivelow water mark, nounmagnetic north, nounmagnetic pole, nounmarsh, nounmarshland, nounmeander, verbMediterranean, adjectiveMercator projection, nounmeridian, nounmesa, nounMiddle America, nounmidtown, adjectivemonsoon, nounmoorland, nounmorass, nounmountain, nounmountainside, nounmountaintop, nounmouth, nounmudslide, nounmull, nounnarrows, nounnavigation, nounNE, neck, nounnor'-, prefixnorth, nounnorth, adjectivenorth, adverbNorth America, nounnortheast, nounnortheast, adjectivenortheasterly, adjectivenortheastern, adjectivenortheastwards, adverbnortherly, adjectivenorthern, adjectivenortherner, nounnorthernmost, adjectivenorthwards, adverbnorthwest, nounnorthwest, adjectivenorthwesterly, adjectivenorthwestern, adjectivenorthwestwards, adverbnotch, nounNW, NZ, oasis, nounoccidental, nounocean, nounonshore, adjectiveopenness, nounOrdnance Survey map, nounoriental, adjectiveoutcrop, nounoverspill, nounpack ice, nounpaddy, nounpalisade, nounpan-, prefixpanhandle, nounparallel, nounpeak, nounpeninsula, nounPersian, adjectivephysical geography, nounplain, nounplateau, nounpoint, nounpolar, adjectivepole, nounpolitical geography, nounpollutant, nounpop., populate, verbpopulation, nounprairie, nounprecipice, nounprecipitation, nounPrime Meridian, principality, nounprojection, nounpromontory, nounprovince, nounprovincial, adjectivepueblo, nounR, rainfall, nounrain forest, nounrain gauge, nounrainstorm, nounrange, nounravine, nounreef, nounreference, nounregion, nounregional, adjectiverelief map, nounreservoir, nounresettle, verbresidential, adjectiveresource, nounridge, nounrift valley, nounrise, verbriver, nounriver basin, nounriver bed, nounRoman, adjectiverotation, nounrugged, adjectiverun-off, nounrural, adjectivesand, nounsand bar, nounsandstorm, nounsandy, adjectivesavanna, nounScandinavian, nounscar, nounscarp, nounscree, nounscrubland, nounSE, seaboard, nounsea breeze, nounseafront, nounsea level, nounseaport, nounseaward, adjectivesection, nounsemitropical, adjectiveshelf, nounslough, nounsmog, nounsnowfield, nounsource, nounsouth, nounsouth, adjectivesouth, adverbSouth America, adjectivesoutheast, nounsoutheast, adjectivesoutheasterly, adjectivesoutheastern, adjectivesoutheastwards, adverbsoutherly, adjectivesouthern, adjectivesouthernmost, adjectivesouthwards, adverbsouthwest, nounsouthwest, adjectivesouthwesterly, adjectivesouthwestern, adjectivesouthwestwards, adverbspeleology, nounspit, nounspur, nounstrait, nounsubcontinent, nounsubtropical, adjectivesuburb, nounsuburban, adjectivesummit, nounsurvey, nounsurvey, verbSW, swamp, nountableland, nounterrain, nounterritory, nountidal, adjectivetidal wave, nountidewater, nountime zone, nountop, nountopography, nountor, nountornado, nountown, nountown centre, nountowpath, nountrack, nountract, nountrade route, nountrail, nountransatlantic, adjectivetranscontinental, adjectivetributary, nountropic, nountropical, adjectivetundra, nountyphoon, nounUK, the, uncharted, adjectiveup, adverbup-country, adjectiveuplands, nounupper, adjectiveupriver, adverbupstate, adjectiveupstream, adverbuptown, adverburban, adjectiveurbanized, adjectiveurban renewal, nounurban sprawl, nounUS, the, adjectivevalley, nounW, warm front, nounwaste, adjectivewasteland, nounwater, verbwatercourse, nounwaterfall, nounwaterfront, nounwaterhole, nounwatering place, nounwater meadow, nounwatershed, nounwater table, nounwaterway, nounweather vane, nounwest, nounwest, adjectiveWest, nounwestern, adjectiveWesterner, nounwesternmost, adjectivewestward, adverbwilderness, nounwolds, nounzoning, noun