Tech (noun)

1. The branch of knowledge that deals with the creation and use of technical means and their interrelation with life, society, and the environment.
2. The application of scientific and technical knowledge to design, create, and operate tools, machines, and systems.
3. A particular field of technology, such as information technology or medical technology.

Origin:

The word tech is short for technology, which comes from the greek words "techne" meaning skill or art and "logia" meaning study of. .

Examples:

1. The tech industry is one of the fastest growing industries in the world.
2. He is a tech genius, he can fix any computer problem.
3. The new tech gadget is very popular among the young.
4. She is studying tech to become a software engineer.
5. The company is investing in new tech to improve their production process.