A website is a presence on the World Wide Web. As of 2017, there are more than one billion. To qualify as a bona fide site, it must be available over the Internet around the clock.
Tube means a hollow cylinder. An example of a tube is manicotti pasta. The definition of a tube is a pliable container with a screw cap at one end to keep it closed. An example of tube is the container that toothpaste comes in.
pipette. n. 1. (Chemistry) a calibrated glass tube drawn to a fine bore at one end, filled by sucking liquid into the bulb, and used to transfer or measure known volumes of liquid. vb. 2. (Chemistry) (tr) to transfer or measure out (a liquid) using a pipette.[C19: via French: little pipe, from pipe pipe 1 ]. (paÉªËpÉt, pÉª-).. pipette-measuring instrument consisting of a graduated glass tube used to measure or transfer precise volumes of a liquid by drawing the liquid up into the tube.