squeeze – v. to put pressure on opposite sides of something

aneurysm – n. when the wall of a blood vessel expands, forming a balloon which can burst

virtual reality – n. technology that recreates a place or experience using images, sound and other things

three-dimensional – adj. giving the appearance of an object’s height, width and length

blood vessels – n. tissue that carry blood throughout the body

headset – n. a device that is placed on the head that show images on a screen, play sounds and provide other experiences and controls

monitor – n. screens that show images, such as a computer monitor

practice – v. to perform something repeatedly so as to become skilled

unique – adj. being unlike anything else; being the only one

clips – n. devices that press to things together
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