exhaustingex‧haust‧ing /ɪɡˈzɔːstɪŋ $ -ˈzɒːs-/ ●●○ adjective 
Examples
an exhausting process It had been an exhausting day.► see thesaurus at tiring
ExamplesEXAMPLES FROM OTHER DICTIONARIES
Thesaurus- an exhausting trip
- I had to drive nine hours without a break - it was exhausting.
- She's just returned from another exhausting lecture tour.
- Starting a small business can be the most physically and mentally exhausting task you've ever done.
- I work in a controlled way, so mentally it's exhausting.
- It involves a lot of unnecessary digging, it is time-consuming and exhausting.
- It was exhausting and she did not know enough to analyse each problem properly.
- It was an exhausting regime of rehabilitation.
- The homecoming procedure, even after a long and exhausting exercise, is well known.
- The loss of personality along with the total loss of short-term memory is very exhausting to live with.
THESAURUS► tiring
making you feel extremely tired: making you feel that you want to sleep or rest: · The journey was really tiring.· I’ve had such a tiring day.· It was tiring work.
► exhausting extremely tiring: · I had to drive nine hours without a break – it was exhausting.· an exhausting week of singing, acting, and dancing
► hard very tiring and difficult – used about days, journeys etc: · a hard day at work· The last part of the journey was very hard.
► wearing tiring because you have to use a lot of your mental energy, and often become bored – used about people, situations etc: · I find her constant questions rather wearing.· Kids of that age can be very wearing.· His films always tend to have the same plots, which does get rather wearing after a while.
► gruelling British English, grueling American English (also punishing) very tiring physically or mentally – used when you have to keep doing something for a long time: · a gruelling journey across the desert· a gruelling race· a punishing schedule· a punishing exercise regime
► backbreaking backbreaking work is extremely tiring and needs a lot of physical effort: · Clearing the land was slow backbreaking work.· Laborers were paid $2 a day for backbreaking farm work.
► something is a killer informal used when saying that something is extremely tiring: · Today was a real killer.
► fatiguing formal making you feel very tired: · Factory work was repetitive and fatiguing.
Longman Language Activatormaking you feel tired► tiring something that is tiring makes you feel tired: · The journey was really tiring.· Sam couldn't wait for the whole tiring ordeal to be over.a tiring day/week etc: · I've had such a tiring day. I just want to take a bath and go to bed.
► exhausting something that is exhausting makes you feel very weak and very tired: · She's just returned from another exhausting lecture tour.· I had to drive nine hours without a break - it was exhausting.· Starting a small business can be the most physically and mentally exhausting task you've ever done.
► hard a hard day, journey etc is one that makes you feel very tired because you have to work very hard , travel a long distance, or deal with a lot of problems: · Taking care of a two-year-old is hard work.· It was a long hard walk back to the nearest town.· When I come home from a hard day at work, I don't feel like talking to anyone.
► wearing a person, activity, or situation that is wearing is very tiring because it uses up a lot of your mental energy: · I find her constant questions and chatter rather wearing.· Kids of that age can be very wearing, can't they?
an exhausting process It had been an exhausting day.► see thesaurus at tiring