actuator	a device that makes a machine work
to replace	to substitute
the environment	surroundings
external	coming from the outside
exoskeleton	the external skeleton that supports and protects the body
joint	a place in a body where two bones are connected
human amplifier	assistive device
torque	a force that causes something to rotate
algorithm	a set of mathematical instructions
link	connection
haptic	relating to the sense of touch
physiotherapy	the treatment of muscles
affordable	not expensive
HULC	Human Universal Load Carrier
scaled-down	reduced in size
to convey	to communicate
paraplegic	unable to move
a crutch	a stick that you lean for support if you have difficulty in walking
a strap	a belt
to rekindle	to make someone have a feeling that he had in the past
spinal cord	the set of nerves inside the spine
to enhance	to improve strength
a contraption	a device
to quat	to position yourself close to the ground
to crawl	to move with your body stretched out along the ground
to augment	to increase the size
effector	a body part that reacts to a stimulus