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.
The base period used for this PPI is 2005. The values of the base period provide the weights for a price index. Deflator A âdeflatorâ, is a statistical tool used to revalue current dollar values to constant dollar values; that is the value of the reference period.