👉 Anything that is hollow and cylindrical in shape.
Alright class, settle down now, let’s take a look! You’ve got a good question, it’s true, about the word “tube.” The dictionary gives you a clue, a helpful rule. It says "hollow and cylindrical," that's quite a phrase, Think of a shape with a hole in its maze! A tube is like a pipe, smooth and neat, With rounded sides – a circular treat! Imagine a straw, or a crayon bright, Or even the tunnels beneath our sight. They’re all hollow, round, and long, you see, That's what "tube" means for you and me! Does that make sense? Any questions to share?