Definition: A mineral that is usually dark green, brown, or black, made of zinc and aluminum oxide.

Example: Gahnite is often found in metamorphic rocks and is valued by mineral collectors.

Definition: Relating to a galaxy, especially the Milky Way, or something that is extremely large or vast.

Example: The galactic center is home to a supermassive black hole.

Definition: A condition where there is an unexpected flow of milk from the breasts, not related to childbirth or breastfeeding.

Example: The doctor explained that galactorrhea can occur even in women who are not pregnant or nursing.

Definition: A type of sugar that has an amino group, often found in certain fats and in cartilage.

Example: Galactosamine is important for the structure of some types of cells in the body.

Definition: A type of simple sugar that is found in milk and some plants, and is less sweet than glucose.

Example: Galactose is one of the components of lactose, the sugar found in milk.

Definition: A genetic condition where the body cannot properly process a sugar called galactose, leading to high levels of galactose in the blood, which can cause serious health problems if not treated.

Example: Galactosemia can lead to serious complications if not diagnosed early in life.

Definition: A person who has a condition that affects the body's ability to process galactose, a type of sugar found in milk and dairy products.

Example: The doctor explained that my friend is galactosemic and needs to avoid dairy products.

Definition: A type of enzyme that helps break down galactosides, which are sugars that contain galactose.

Example: Galactosidase is important for digesting certain carbohydrates in the body.

Definition: A type of compound that releases galactose when it is broken down with water.

Example: Galactosides are important in various biological processes, including cell signaling.

Definition: A part of a molecule that comes from galactose, which is a type of sugar. It is often involved in the structure of larger molecules in biology.

Example: Galactosyl groups are important in the formation of certain carbohydrates.