Word: Air-conditioner
Part of Speech: Noun
Meaning: A machine that cools and dehumidifies the air in a room or building.
Synonyms: AC, climate control system
Antonyms: Heater
Example 1: The air-conditioner kept the house nice and cool during the hot summer days.
Example 2: At the office, everyone appreciated the new air-conditioner that made working much more comfortable.
Example 3: Before our guests arrived, we turned on the air-conditioner to make sure the room was pleasantly cool.
Did you know that the first modern air-conditioner was invented in 1902 by Willis Haviland Carrier? It was initially created to control humidity and temperature in a printing plant, not for comfort!
"If you think you are too small to be effective, you have never been in bed with a mosquito." - Betty Reese, which hints that technology like air-conditioners can have a big impact on our comfort, much like tiny things can have significant effects.
1. What does "air-conditioner" mean?
a) A machine that heats the air
b) A machine that cools and dehumidifies air
c) A type of furniture
d) An outdoor appliance
Answer: b) A machine that cools and dehumidifies air
2. Which of these is a synonym of "air-conditioner"?
a) Heater
b) AC
c) Fan
d) Light
Answer: b) AC
3. What is the opposite of "air-conditioner"?
a) Fridge
b) Heater
c) Freezer
d) Air-fryer
Answer: b) Heater
4. Which sentence uses "air-conditioner" correctly?
a) The air-conditioner made the room colder.
b) The air-conditioner danced at the party.
c) The air-conditioner swam in the pool.
d) The air-conditioner jumped over the fence.
Answer: a) The air-conditioner made the room colder.
5. Which idiom means to be very calm?
a) Under the air-conditioner
b) Cool as an air-conditioner
c) Hot under the collar
d) Sweating bullets
Answer: b) Cool as an air-conditioner
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