Words that start with S

Symmetry means that if you draw a line through something, usually down the middle, then the two halves of it are identical but reversed - like looking into a mirror. Things that are symmetrical are usually nice to look at. People's faces are symmetrical because if you draw a line down the middle of your face the left and right sides are the same. In fact, your entire body is symmetrical, as are animal's faces and bodies. Lots of everyday things are symmetrical. How many symmetrical things can you see around you? The picture is a shape that is symmetrical along the left and right half and the top and bottom halves. The opposite of symmetry is asymmetry.

Synch is short for synchronize.

A syringe is a device that is used for putting a measured quantity of fluid into something else. Syringes are often, but not always, fitted with a sharp, hollow point at one end for injecting liquids into things. Syringes can be used for things as diverse as feeding baby animals, or for injecting medicine into you.