연료

Relating to biology or living organisms. In academic discussion, it often contrasts with social or environmental influences.

The act of gathering or accumulating over time; the total amount built up gradually.

Refers to a state where something is very thin (like air), or a probability that is extremely low and unlikely to happen.

The process of something moving or spreading from one place, person, or state to another. In medicine, it often refers to the spread of disease (metastasis), while in psychology, it refers to the transfer of feelings.

Relating to the system of methods used in a particular area of study or activity. It is used to describe research design and logical approaches.

A group of subjects selected from a larger population for investigation. It is a subset of the population used in statistics to represent the whole.

The increase in the magnitude or intensity of something, such as sound, electrical signals, or even emotions and social issues.

The ability of a process or reaction to be reversed so that the system returns to its original state.

The process of being eliminated or falling behind because of failure to adapt to changes or competition. Often used in biological (natural selection) or economic contexts.

To prove something clearly and definitely using evidence or facts. It is stronger than just 'proving' as it implies solidifying a theory or hypothesis.