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.
Definition of Base Angle Theorem. Base Angle Theorem states that if two sides in a triangle are congruent, then the angles opposite to these sides are also congruent. 1  Base angles of an isosceles triangle are equal.