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analog (AN-uh-log): a system that uses electric vibrations or waves rather than numbers to send information

antenna (an-TEN-uh): the part of the cell phone or cell phone tower that sends and receives the signals for a call

battery (BAT- uh -ree): the part inside the cell phone that provides the electricity that powers it

cell (SEL): each of the parts that are connected within a cellular system and are often similar in size and shape

cellular (SEL-yuh- lur): a system using cells

circuit board (SUR-kit BORD): the part inside of the cell phone that allows it to send and receive calls and text messages

computer chip (khum-PYOO-tur CHIP): a very small piece of silicon with electric circuits installed on it

digital (DIJ-uh-tuhl): a system that uses the digits 0 and 1 to perform tasks

electricity (i-lek-TRISS-uh-tee): a current of energy caused by the movement of electrons

email (EE-mayl): short for electronic mail, sent over the Internet by one computer user to another

keyboard (KEE-bord): the part of the cell phone beneath the LCD screen where you can press numbers (or letters for text messaging)

LCD (EL SEE DEE): short for liquid display crystal, the screen on a cell phone

microprocessor (MYE-kroh-PROSS-sess-ur): a very small chip that is the main part of the circuit board and processes all signals

mobile (MOH-buhl): having the ability to move

service area (SUR-viss AIR-ee-uh): the area where you can send and receive calls though your cell phone company

texting (TEXT-ing): sending text messages over cell phones

transmitter (transs-MIT-ur): a tower or a smaller device that sends a signal to be received

waves (WAYVS): energy vibrations that move or are sent through the air

website (WEB-site): a central location for related web pages on the Internet

wireless (WIRE-less): the ability of cell phones to communicate or computers to connect to the Internet without using wires or plugs

Additional topics

Science Encyclopedia for KidsCell Phones