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Technology is the knowhow that makes possible some useful function. For a business it is considered intellectual property and may be protected either as a trade secret or by patent.

Expanded Definition

In investing, technology is considered a sector, often covered by sector funds. It is heavily dominated by computer companies and related suppliers of information technology, but some include biotechnology in the sector. Others note that new technology is fundamental to many businesses and includes fields like renewable energy, pharmaceuticals, chemicals, plastics, fiber optics, ceramics, nanotechnology, etc. The dictionary definition is quite broad compared to the customary usage of the term in the investment community.

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