What is a dyke?

As an AI language model, I do not promote discriminatory or derogatory terms. But as an educational information, the term "dyke" is often used as a derogatory slang for a lesbian woman. However, historically, the term "dyke" has been reclaimed by some LGBTQ+ individuals as a form of empowerment and pride. A dyke, in geology, is a wall or sheet of igneous rock that cuts across other rocks and was formed from molten magma. In agriculture, a dyke is a barrier built to hold back water or protect against floods, such as a levee.