a chemical, usually a liquid, that can burn your skin and cause damage to other substances
aliveADJECTIVE
continuing to exist or function
antenna (antennae or antennas)NOUN
a piece of equipment that sends and receives television or radio signals
armyNOUN
a large group of soldiers who are trained to fight battles on land
basicADJECTIVE
simple and not having many different functions or special features
batteryNOUN
an object that provides electricity for things such as radios, or for computer systems if the main power system fails
beggarNOUN
someone who lives by asking people for money or food
benefit
for the benefit of someone in order to help someone improve their life
bibleNOUN
the sacred book of the Christian religion
blindADJECTIVE
unable to see the blind people who are blind
blockNOUN
a large, solid piece of a substance that has straight sides
careerNOUN
a job that you do for a long time, or the years of your life that you spend working
caseNOUN
a trial in a court at which people decide whether someone is guilty of a crime
chiefNOUN
the leader of a group
churchNOUN
a building where Christians go to pray
codeNOUN
a secret way to replace the words in a message with other words or symbols, so that some people will not understand the message
collideVERB
to crash into another person or vehicle
communityNOUN
a group of people who live in a particular area
contributionNOUN
something you do that helps achieve something or helps make it successful
court
to take someone to court to take legal action against someone
creativeADJECTIVE
good at having new ideas
cruelADJECTIVE
deliberately making people suffer
curiousADJECTIVE
wanting to know more about something or about things in general
dampADJECTIVE
having slight moisture in the air or on the walls
dashNOUN
a short, straight, horizontal line that you use in writing
deafADJECTIVE
unable to hear
debtNOUN
an amount of money that you owe someone
depend onPHRASAL VERB
to need someone or something in order to do something
depressionNOUN
a time when there is very little economic activity so that a lot of people do not have jobs
destroyVERB
to cause so much damage to something that it cannot be used any longer, or does not exist any longer
discoveryNOUN
something that someone finds or becomes aware of that no one knew about before
dotNOUN
a very small round mark, like the one on the letter ‘i’ or in the names of websites
earnVERB
to receive money for work that you do
electrical engineeringUNCOUNTABLE NOUN
the job or activity of designing and building electrical devices
entertainmentUNCOUNTABLE NOUN
plays, films and shows that people watch for pleasure
exhibitionNOUN
a public event where art or interesting objects are shown
experimentNOUN
a scientific test that you do in order to discover what happens to something
featherNOUN
one of the light soft things that cover a bird’s body
fireVERB
to shoot a gun or a bullet
goldsmithNOUN
someone whose job is making jewellery and other objects using gold
grainNOUN
a single seed from a particular crop
guilderNOUN
a unit of money that was used in the Netherlands in the past
gunNOUN
a weapon that shoots bullets
harnessNOUN
a set of straps that fits around an animal, for example to attach a piece of equipment to it
hobbyNOUN
an activity that you enjoy doing in your free time
honoraryADJECTIVE
having a title as a mark of respect, rather than qualifying for it in the normal way
honourNOUN
a special award that is given to someone
illnessNOUN
a particular disease or a period of bad health
imageNOUN
a picture of someone or something
infectedADJECTIVE
affected by germs or bacteria
inspirationUNCOUNTABLE NOUN
a fee...
Table of contents
Title Page
Contents
Introduction
Johannes Gutenberg
Louis Braille
Alexander Graham Bell
Thomas Edison
Guglielmo Marconi
John Logie Baird
Glossary
Keep Reading
Copyright
About the Publisher
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