Full Definition of SEMICONDUCTOR. : any of a class of solids (as germanium or silicon) whose electrical conductivity is between that of a conductor and that of an insulator in being nearly as great as that of a metal at high temperatures and nearly absent at low temperatures.ull Definition of SEMICONDUCTOR. : any of a class of solids (as germanium or silicon) whose electrical conductivity is between that of a conductor and that of an insulator in being nearly as great as that of a metal at high temperatures and nearly absent at low temperatures.
Do-It-Yourself Christmas Ornaments. These do it yourself Christmas ornaments, made of sticks and yarn, can be a fun project for the whole family. Add a unique touch to your do it yourself Christmas ornaments by using multiple yarn colors. Content Tools.
In fact, you can even make your own gift boxes out of last year's Christmas cards. Sizing: If you make your box from a 12 inch square, it will turn out the same size as a tie box, about 4 by 4 by 2 inches.tep 1: Start with a square piece of paper, nice side facing down. Make a small crease in the centre of each side. I like to mark each crease lightly with a pencil too. Step 2: Fold all four corners to the centre, using the creases from the previous step as guides. Step 3: Fold and unfold each side to the centre.