Nickel Cadmium Battery (NiCd): A rechargeable battery that typically lasts for 700 charge and discharge cycles. If not completely discharged before recharging, the NiCd battery can suffer from memory effect that may reduce the life of the battery. Non-Ionizing Radiation: Levels of electromagnetic radiation that is too low to strip electrons away from their normal locations in atoms and molecules.

 

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Nickel Cadmium Battery (NiCd): A rechargeable battery that typically lasts for 700 charge and discharge cycles. If not completely discharged before recharging, the NiCd battery can suffer from memory effect that may reduc . . . View Full Definition

Nickel Back: An extra, or fifth, defensive back. Named after the coin, worth five cents. Popularized by the Miami Dolphins in the 1970s, now common.

Nickel Defense: When a defense brings in a 5th defensive back to replace a linebacker on the field, increasing its pass coverage.

Nickel Metal Hydride Battery (NiMH): A rechargeable battery that is capable of holding more power that a NiCd battery and suffers much less from memory effect. It is also typically more expensive than a NiCd battery.