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Forsterite Definition Forsterite is any of a group of magnesium iron silicates, (Mg,Fe)2SiO4, occurring in olive-green to gray-green masses as an important constituent of basic…

About Neck Defnition Neck is the part of an organism connecting the head with the rest of the body related adjectives cervical jugular. Also, any…

Adding Pounds and Ounces Add the ounces together. If the number of ounces is greater than 16, divide the ounces by 16. The quotient is…

Oxide Definition Oxide is a compound of oxygen and another element or radical. Water (H2O) is an oxide. Oxides are binary compounds of oxygen with…

Phenakite Definition Phenakite is a colourless or white glassy mineral consisting of beryllium silicate in hexagonal crystalline form: occurs in veins in granite with formula:…

Peroxide Definition Peroxide is a compound containing the group O2. Peroxides are strong oxidizers and are used as industrial bleaches. When any peroxide is combined…

Cricoid Cartilage Definition Cricoid cartilage is the ring-like formation at the base of the larynx. It is the only complete ring of cartilage around the…

Hydrogen Selenide Definition Hydrogen selenide is a key intermediate in the selenium methylation metabolism of inorganic and organic selenium compounds with the formula H2Se. It…

Subtracting Feet and Inches Handles operations for feet whole numbers and inches in mixed numbers for adding, subtracting, dividing or multiplying whole numbers, fractions or…

Phonon Definition Phonon is a quantized sound wave – a collective vibrational mode of a solid (or liquid). It is the quantum of acoustic or…

Thyroid Cartilage Definition Thyroid cartilage is the largest cartilage of the larynx consisting of two laminae fusing anteriorly at an acute angle in the midline…

Thyroid Hormones Definition Thyroid hormones are vital to the growth and development of a fetus. Its chemical substances made by the thyroid gland, which is…