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.
Isopropanol has hydrogen bonding, dipole-dipole, and London dispersion. Hydrogen bonding is bonds between hydrogen and either fluorine, oxygen, or nitrogen. Dipole-dipole bonding is when there is bonding between molecules because the positive element of one molecule bonds with negative element of the other molecule.