Words Their Way: Lesson 25-26

event - a happening that occurs.

intervene - The prefix inter means "between." To intervene is to come between two people, groups, or things.

invention - an original tool, machine, or other device that has come into being.

preventable - able to be stopped before it comes into being.

revenue - Revenue is income, all the money coming into a business or coming to a government from taxes.

venture - to dare to come or go.

hyperventilation - to breathe air (take in wind) too fast or too deeply; sometimes because of excitement or nervousness.

ventilation - the supplying or circulation of fresh air (wind) to a room or plane.

circumnavigate - to travel completely around something, often by boat or plane.

circumspect - "looking around" - watchful on all sides; careful and cautious.

circumstance - a fact or event "standing around" (surrounding) and affecting a situation.

circumvent - to go around, outwit, or get the better of by trickery.

capillary - Capillary comes from Latin capillaris, meaning "hair," and is a blood vessel as thin as a hair.

deplete - Deplete is made up of de (do the opposite of) + plere (fill) and means "to empty or use up resources."

enzyme - something made in cells that causes or speeds up changes in other

parts of the body.

excretion - the discharge of waste matter from the lungs, sweat glands, and urinary or digestive organs.

hormone - Hormone comes from the Greek horme, meaning "impulse." The

human body's glands produce hormones and send them into the bloodstream.

nutrient - a substance found in food that helps living things grow and have

energy.

plasma - the clear, slightly yellowish part of the blood that carries blood cells in

the bloodstream.

replenish - to fill again or renew.