Simple Online Photographic Dictionary
a visual dictionary that can be used as a children's picture dictionary,an English language learning tool or a cross-cultural reference.


An abacus was used for counting and adding up before calculators. It is made from beads on a frame that you slide backwards and forwards.

An air conditioner is a device that changes the temperature of air that goes through it. Most airconditioners are for cooling air down. They work either by evaporating water inside them to make the air cool the same way that sweating cools you off, or they work by transferring heat from inside to outside by a heat pump. Some airconditioners are called reverse cycle because they can be used to heat your house too.

An amplifier is a device that increases the amplitude of a signal. For most people, this means it takes sound and makes it louder. Modern amplifiers also take incoming electrical signals and turn them into sound. When you plug headphones into your iPod, the amplifier in the headphones converts the signal from the iPod into sounds.

A camera is a device that is used to take photos, like the ones you see on every page in this dictionary.

An iron is a device that gets very hot on the flat side underneath it. You rub the flat side on your clothes to remove the wrinkles and make sharp creases.