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Pyroxene Definition Pyroxene is any of a series of dark silicate minerals having the general chemical formula ABSi 2 O 6, where A is either…

Hyaline Cartilage Definition Hyaline cartilage is a type of connective tissue composed of specialized cells in a translucent, pearly blue matrix. Hyaline cartilage thinly covers…

Olivine Definition Olivine is a common mineral in the igneous rocks, such as basalt and gabbro that make up most of the Earth’s crust beneath…

Zooplankton Definition Zooplankton is plankton that consists of tiny animals, such as rotifers, copepods, and krill, and of microorganisms once classified as animals, such as…

Costal Cartilage Definition Costal cartilage is the cartilage forming the anterior continuation of a rib, providing the means by which it reaches and articulates with…

Calculating the Perimeter of a Square Perimeter of a Square means the total distance around the outside of a square. The perimeter of a square…

Traditional Medicine Definition Traditional medicine is the sum total of the knowledge, skills, and practices based on the theories, beliefs, and experiences indigenous to different…

Peridotite Definition Peridotite is a coarse-grained igneous rock that consists mainly of olivine and pyroxene. It is believed to be one of the main constituent…

Kimberlite Definition Kimberlite is a type of peridotite consisting of a fine-grained matrix of calcite and olivine and containing phenocrysts of olivine, garnet, and sometimes…

About Thorax Definition Thorax (or Chest) is the part of the body cavity from the neck or head to the abdomen, containing the heart, lungs,…

Diamond Definition Diamond is a form of pure carbon that occurs naturally as a clear, cubic crystal and is the hardest of all known minerals.…

Upper Limb Definition Upper limb is the area of the skeleton that is able to grasp strike and conduct fine motor skills. It is supported…