Botany. 1  a tuft of silky hairs at the end of a seed. 2  the leafy crown of a tree; cluster of leaves at the end of a stem. 3  a terminal cluster of bracts, as in the pineapple.
The flexible pads are called base-isolators, whereas the structures protected by means of these devices are called base-isolated buildings. The main feature of the base isolation technology is that it introduces flexibility in the structure.
Common Base, Common Collector, Common Emitter. See this image:-. In case of Common Emitter, Emitter is present as ground terminal in both cases i/o and o/p. And by the same rule each configurations are made. These configurations are also refer as grounded emitter, grounded base, and grounded collector.