heavy-dutyˌheavy-ˈduty adjective 
Examples
heavy-duty canvas► see thesaurus at strong2heavy-duty machines or equipment are designed to be used for very hard work3especially American English informal very complicated, serious, or extreme: Today, she was going to do some heavy-duty cleaning.
ExamplesEXAMPLES FROM OTHER DICTIONARIES
Thesaurus- heavy-duty plastic garbage bags
- a heavy-duty conversation
- If you are going to put an electric cable underground, you must use the special heavy-duty type.
- The bathroom needs a heavy-duty cleaning job.
- The emergency equipment includes food, a first-aid kit, and a heavy-duty flashlight.
- She turned on his heavy-duty torch.
- The principal technical problems which had to be resolved were breakage due to heavy-duty service and abuse.
- This began the race to find the perfect pump designed for heavy-duty use in rural communities of developing countries.
- Use a heavy-duty solvent-based type instead if the roof surface is in very poor condition.
- You unpack the orb from the heavy-duty insula-tion stuffed around it.
THESAURUSnot easily broken or damaged► strong
1heavy-duty materials are strong and thick and not easily damaged: not easily broken or damaged: · The bags are made of strong black plastic.· We need a strong rope for this job.
► tough strong – used especially about something that can be used a lot without damaging it or making it weaker: · a pair of tough leather boots· Kitchen floors need to be tough enough to withstand heavy use.
► heavy-duty [only before noun] extremely strong – used about materials, tools, machines etc that are made especially to be used a lot without being easily damaged: · heavy-duty rubber gloves· a heavy-duty carpet for the hallway
► sturdy strong and often thick, and not likely to fall over or get broken: · a fence made with sturdy wooden posts· The furniture is simple but sturdy.
► unbreakable extremely strong and impossible to break: · Babies need to have unbreakable dishes and cups.
► indestructible impossible to break, damage, or destroy, and lasting forever: · Gold is virtually indestructible.· The pyramids were built as indestructible tombs for the Pharaohs.
► hard-wearing British English, long-wearing American English used about materials and products that will remain in good condition for a long time even when they are used a lot: · Ceramic tiles are easy to keep clean and hard-wearing.· a hard-wearing fabric
► durable especially written used about materials and products that will remain in good condition for a long time – often used on product labels: · The jacket has a durable nylon lining.· Varnish is more durable than paint.
► robust especially written strongly made – used especially about the structure of something, for example a vehicle or machine: · a mountain bike with a robust frame· The hardware for the computer must be robust and inexpensive.
Longman Language Activatorstrong thing/material► strong something that is strong cannot be broken or destroyed easily: · The bags are made of strong black plastic· You'll need a strong piece of rope for towing the car.· After full heat treatment, the alloy proved to be five times as strong as the pure aluminium.
► solid a building or piece of furniture that is solid is strong and well made: · The table seemed solid enough, so I climbed up onto it.· rows of solid little houses built of local stoneas solid as a rock (=very solid): · He rapped his knuckles against the body of the sink unit. It was as solid as a rock.
► tough not easily cut or damaged - use this about cloth, leather, plastic etc: · The sailors wore jackets made from tough waterproof cotton.· a pair of tough leather boots· Normal floor paint might not be tough enough for the garage.
► durable substances or products that are durable are strong and will last a long time, even if they are used a lot: · Bronze is harder and more durable than tin.· What you need for Africa is a simple, durable and inexpensive vehicle.· The roofs are constructed from heavy and durable timbers, usually teak or mahogany.
► heavy-duty heavy-duty materials, tools, machines etc are specially made to be stronger than usual, often because they are going to be used a lot or used in difficult conditions: · If you are going to put an electric cable underground, you must use the special heavy-duty type.· The emergency equipment includes food, a first-aid kit, and a heavy-duty flashlight.
► hardwearing a hardwearing cloth or material is strong and will last a long time, even if it is used a lot: · Polyester is not particularly hardwearing but it is cheap.· It's best to lay a good quality, hardwearing carpet.
► reinforced a reinforced material or part has had other materials or parts added to make it stronger: · A reinforced concrete dome, two metres thick, protects the radioactive core of the nuclear reactor.· Like all the clothes in the range it has specially reinforced seams.
► unbreakable something that is unbreakable is difficult or impossible to break because it is made of a very strong substance: · Make sure your patio doors are made of unbreakable glass.· a virtually unbreakable vacuum flask
► indestructible impossible to break, damage or destroy: · Until the accident, the ship was considered indestructible.· There is little point putting an indestructible door in a frame that will rot in 10 years.
WORD SETS► TECHNOLOGYAC, accessory, nounadapter, nounadhesive, nounaerate, verbaerosol, nounair conditioning, nounair lock, nounairtight, adjectivealarm, nounandroid, nounantenna, nounarm, nounattachment, nounaxle, nounbaffle, nounball bearing, nounballcock, nounbarrel, nounbearing, nounbelt, nounbenzine, nounbinder, nounbinoculars, nounblock and tackle, nounblower, nounboarding, nounbolt, nounbrad, nounbrake fluid, nounbrush, nounbucket, nounbuffer, nounbulb, nounBulldog clip, nounbutton, nounbuzzer, nouncable, nouncalibre, nouncam, nouncan, nouncar, nouncarriage, nouncartridge, nouncasing, nouncaster, nouncatalytic converter, nouncentrifuge, nounchannel, nounchicken wire, nounchute, nouncladding, nounclamp, nouncleat, nouncog, nouncogwheel, nouncombination lock, nouncompartment, nouncompressor, nounconcave, adjectiveconcavity, nounconfiguration, nouncontrol, nouncord, nouncounter, nouncrank, nouncutout, nouncyborg, nouncycle, noundamper, noundetector, noundevelop, verbdevice, noundial, noundie, verbdigital, adjectivedispenser, noundissipation, noundistill, verbdrum, nounduct, noundurable goods, noundynamite, noundynamite, verbenergize, verbengage, verbexhaust, nounextractor, nounfacility, nounfail-safe, adjectivefaucet, nounfeed, nounfiberglass, nounfibreglass, nounfield test, nounfilament, nounfilter, nounfirst generation, nounfitting, nounflange, nounflare, nounflex, nounfloodlight, nounfluid, nounfluoridate, verbflush, verbflywheel, nounfoam, verbframe, nounframework, nounfunnel, noungabardine, noungasket, noungas turbine, noungear, noungel, verbgelatinous, adjectivegelignite, noungenetic fingerprinting, nounglaze, verbglue, noungoggles, noungrab, noungrease, noungrease, verbgrid, noungrind, verbgrindstone, noungrommet, noungum, noungun, nounhand-held, adjectivehandle, nounhandloom, nounhandmade, adjectivehandsfree, adjectivehardware, nounharness, nounhasp, nounheavy-duty, adjectiveheavy metal, nounhessian, nounhigh-definition, adjectivehigh-powered, adjectivehinge, nounhooter, nounhousing, nounhub, nounhumidifier, nounincinerate, verbincinerator, nounindustrial arts, nounIndustrial Revolution, the, nouninlay, nouninlet, nouninoperative, adjectiveinsecticide, nouninset, verbinstall, verbinstallation, nouninstrumentation, nouninsulate, verbintake, nouninternal combustion engine, nouninverse, adjectiveionizer, nouniron, nouniron, verbjack, nounjib, nounkey, nounkeyboard, verbkey card, nounkeypad, nounkeystroke, nounkingpin, nounlaser, nounLCD, nounlead, nounlens, nounlever, nounlie detector, nounlift, nounlight bulb, nounlinseed oil, nounlistening device, nounlocomotion, nounloop, verbLuddite, nounmachine, verbmachine-made, adjectivemagnet, nounmagnetic, adjectivemagnifying glass, nounmantle, nounmanual, adjectivemap, verbmarker, nounmastic, nounmaterial, nounmechanism, nounmedium, nounmembrane, nounmesh, verbmetal detector, nounmethanol, nounmeths, nounmethyl alcohol, nounmica, nounmicro-, prefixmicroscope, nounmicroscopic, adjectivemode, nounmortise lock, nounmounting, nounmovement, nounnail, nounnail, verbnet, nounnib, nounnipple, nounnitroglycerine, nounnozzle, nounnut, nounoil, verboilcan, nounoperable, adjectiveoperate, verboperation, nounoperational research, nounoperator, nounoutlet, nounoxidize, verboxygen mask, nounozone-friendly, adjectivepad, nounpadlock, nounpaper, nounpart, nounpaving, nounPhotostat, nounpinion, nounpipe, nounpipette, nounpocket calculator, nounpointer, nounpolygraph, nounportico, nounpropellant, nounpump-action, adjectiverack, nounreel, nounrefrigerate, verbrelease, verbrelease, nounremote control, nounreservoir, nounresolution, nounrespirator, nounrobot, nounrobotics, nounsafe, nounsealant, nounsealer, nounsearchlight, nounsensitize, verbsetting, nounshovel, nounshovel, verbsiphon, nounsiren, nounskeleton key, nounslat, nounslide, nounsling, nounsmoke alarm, nounsonic, adjectivesoot, nounspare part, nounspigot, nounspool, nounspout, nounspray, nounspray can, nounspring, nounsprocket, nounstaple, nounsteel wool, nounsucker, nounsuction, nounSuperglue, nounswivel, nountab, nountackle, nountank, nountape, nountaper, nountechnological, adjectivetechnologist, nountechnophobe, nountelescopic, adjectivetesting ground, nountest tube, nounthinner, nounthread, nountoken, nountreadle, nountrestle, nountrestle table, nountube, nountubing, nountubular, adjectivetwo-edged, adjectivetypewriter, noununscrew, verbuntreated, adjectivevacuum-packed, adjectivevent, nounvial, nounwasher, nounwater softener, nounwaterspout, nounwheeled, adjectivewing nut, nounwooden, adjectivework-surface, nounzapper, noun
heavy-duty canvas► see thesaurus at strong2heavy-duty machines or equipment are designed to be used for very hard work3especially American English informal very complicated, serious, or extreme: Today, she was going to do some heavy-duty cleaning.