BRUSH n.
urposes, as in removing dust from clothes, laying on colors, etc. Brushes have different shapes and names according to their use; as, clothes brush, paint brush, tooth brush, etc.
BULB n. 2 definitions
A name given to some parts that resemble in shape certain bulbous roots; as, the bulb of the aorta. Bulb of the eye, the eyeball. -- Bulb of a hair, the "root," or part whence the hair originates. -- Bulb of the spinal cord, the medulla oblongata, often called simply bulb. -- Bulb of a tooth, the vascular and nervou…