Listen to these words.

groundbreaking

low-tack

residue

repositionable

competitor

ultimate

catalogue

autonomous

bagless

replaceable

revolutionize

currency

transistor

semiconductor

amplify

Post-it

Learn the new words!

A person or group that competes.

competitor

A small piece of repositionable paper that can stick onto walls, books etc.

Post-it

To make larger or greater (usually relating to volume).

amplify

A crystal material that can produce electricity.

semiconductor

A small device used to control the flow of electricity in electronic devices (such as a radio or a computer).

transistor

Money that is used in a country.

currency

To change something dramatically.

revolutionize

Something that is able to be replaced.

replaceable

Without a bag, usually associated with vacuum cleaners.

bagless

A machine that can operate automatically and without a human.

autonomous

An organized list of things, usually in alphabetical order.

catalogue

The final result.

ultimate

Something that is able to move around and reposition an object.

repositionable

A small amount of something that has been left behind after most of it has been removed.

residue

To describe something that cannot stick well to another part.

low-tack

Achieving something new or innovative that has never been done before.

groundbreaking

Now, do the test!

Exercises

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