device

01. Her father made a lot of money after inventing a [device] which helps you open jar lids that are on too tight.

02. At my son's baseball camp, they had a [device] that pitched balls at the batters to help them practice hitting.

03. Police received a bomb threat, and found an explosive [device] in a car parked outside a government office yesterday in London.

04. She has this really cool little electronic [device] that measures her heartbeat and stuff while she's doing any kind of physical activity.

05. I wish someone would invent some kind of [device] that would let you tell if someone was lying to you or not.

06. Sky-divers rely on a special [device] called an altimeter which tells them how high they are, and how fast they are falling, so they know when to open their parachute.

07. Competitors in a fencing tournament wear an electronic [device] which tells the judges when someone has made a hit on his opponent.

08. My sister-in-law is diabetic, and she wears a special [device] now that acts to keep her sugar levels constant.

09. A VCR is a [device] used to play videos.

10. The undercover detective was wearing a [device] under his hat which allowed police to record his conversations with a suspected drug dealer.

11. Duncan Cladwell once observed that Americans have more timesaving [devices], and less time than any other people in the world.

12. In 1876, a spokesman for Western Union suggested that the telephone was a [device] of no value.

13. Dudley Moore once said that the best car safety [device] is a rear-view mirror with a cop in it.

14. Someone once remarked that you should never let any mechanical [device] know that you are in a hurry.

15. Thomas Edison once developed a [device] to electrocute cockroaches.

16. In 1912 in Stockholm, the first electric timing [devices] and public address system were used at the Olympics.

17. Modern science has produced [devices] that will locate a human body buried under the snow.

18. You should have the pollution control [devices] in your car checked on a regular basis to ensure they are working properly.

19. 1,125 nuclear [devices] were detonated in the U.S. for testing between 1945 and 1992.

20. Someone once joked that an alarm clock is a [device] for awakening people who don't have small children.