Glossary Terms beginning with N

N

Nail Conditioning Agent

Ingredients that enhance the appearance and feel of nails, by moisturizing the nail, increasing nail sheen, or by reducing nail brittleness and flaking.

Nanometer

A Nanometer is a metric unit of measure for the length of an object or distance traveled. Most often Nanometers are the unit used to express the wavelength of light. One Nanometer is equal to 1 billionth of a meter or 0.000000001 meters. Approximately 25.4 million nanometers equal one inch.

Nectar

Sweet liquid saccharine secreted by plant nectaries (glands); chief raw material of honey

Nodule

A small, rounded protuberance (bump) on a plant.

Nonvolatiles

The fraction of a substance that does not vaporize upon heating.