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Relating to science or based on the methods and principles of science. It describes things that are proven through facts and experiments.

The process of obtaining something from a source, often by removing it or deriving a conclusion from information.

Consisting of parts all of the same kind; uniform. In social or scientific contexts, it describes a group where all elements are similar.

The process of producing similar populations of genetically identical individuals; cloning or making an exact copy.

The act of forming something or the way in which parts are put together to make a whole. It refers to composition, formation, or structure.

The way in which a whole or mixture is made up. It refers to the arrangement of parts or elements.

A system of millions or billions of stars, together with gas and dust, held together by gravitational attraction.

The plural of 'experience' or 'experiment'. It refers to practical contact with and observation of facts or events, or scientific tests.

In biology, a group of cells with similar structure and function. In general contexts, the texture or structure of a material or society.

The action of becoming larger or wider; expansion.