Science & technology

A person who professionally comes up with and makes new technologies or objects that did not exist before.

A new thing that one creates by thinking of something that has been non-existent.

The act of generating electricity.

A place equipped with facilities that generate electricity by running the generator with water power, thermal power, nuclear power, wind power, tidal power, solar power, geothermal heat, etc.

A radioactive element such as radium, uranium, etc., disassembling into small particles and emitting electromagnetic waves that are harmful to the human body.

The amount of space that something occupies.

The number of times that the same thing or phenomenon occurs.

A substance's quality of being acidic.

A substance contained profusely in the air, which is indispensible to man for breathing.

The formation of something new that did not exist, or forming a new thing.