NG has various meanings in the Science category. Discover the full forms, definitions, and usage contexts of NG in Science.
The Noble Gases are the all of the elements in the furthest right column of the periodic table. They all have filled outer shells and are very non-reactive. A gaseous chemical element that does not readily enter into chemical combination with other elements. An inert gas. Examples are helium, argon, krypton, xenon, and radon.
ScienceA condition in which the thyroid gland contains multiple lumps (nodules) that are overactive and that produce excess thyroid hormones. Also known as Parry disease and Plummer disease.
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