1 Keep cutting down day by day until you don't pick your nose at all. 2  Wear gloves to keep you from picking your nose. 3  Every-time you have an urge to pick your nose, bite down on the inside of your cheek, or flick yourself on your face, or snap a rubber band on your wrist, etc.  Use a tissue if you can't resist.
Not to be confused with beta rays. Beta wave, or beta rhythm, is the term used to designate the frequency range of human brain activity between 12.5 and 30 Hz (12.5 to 30 transitions or cycles per second).
Freebase(0.00 / 0 votes)Rate this definition: Beta particle. Beta particles are high-energy, high-speed electrons or positrons emitted by certain types of radioactive nuclei such as potassium-40. The beta particles emitted are a form of ionizing radiation also known as beta rays. The production of beta particles is termed beta decay.