Roots, Prefixes, & Suffixes - Lesson 17: Words & Definitions

What is the meaning of the word 'geothermal'?

• of, relating to, or using the natural heat produced inside the Earth.

• of, relating to, or using the energy from the sun.

• of, relating to, or using the movement of water.

• of, relating to, or using the wind to generate power.

What is the meaning of the word 'hypothermia'?

• a condition in which the temperature of the body is very low.

• a condition in which the body temperature is very high.

• a type of skin infection.

• a mental disorder caused by cold weather.

What is the meaning of the word 'thermal'?

• of, relating to, or caused by heat; designed to keep you warm by preventing heat from leaving your body.

• of, relating to sound waves; designed to amplify noise.

• of, relating to light; designed to reflect sunlight.

• of, relating to water; designed to keep things dry.

What is the meaning of the word 'thermos'?

• a container that keeps liquids hot or cold for long periods of time.

• a type of tropical fruit.

• a musical instrument.

• a kind of fabric.

What is the meaning of the word 'thermostat'?

• a device that automatically adjusts the temperature in a room to a desired level.

• a type of musical instrument used in orchestras.

• a container used for storing food items.

• a tool used for measuring distances.

What is the meaning of the word 'hyperactive'?

• extremely active or too active.

• very sleepy or tired.

• unable to move.

• not interested in anything.

What is the meaning of the word 'hypersensitive'?

• having feelings that are very easily hurt; very strongly and easily affected or harmed by something.

• being extremely energetic and active all the time.

• having no feelings or emotions at all.

• being able to sense things from a great distance.

What is the meaning of the word 'superintendent'?

• a person who directs or manages a place, department, or organization; a person who is in charge of cleaning, maintaining, and repairing a building.

• a person who delivers mail to houses and offices.

• a person who repairs vehicles and machinery.

• a person who teaches students in a classroom.

What is the meaning of the word 'hypodermic'?

• going under the skin.

• relating to the heart.

• affecting the brain.

• pertaining to the stomach.

What is the meaning of the word 'subconscious'?

• existing in the part of the mind that a person is not aware of; existing in the mind but not consciously known or felt.

• relating to physical movement or activity.

• something that is easily forgotten or ignored.

• a state of being fully awake and alert.