(redirected from upgradeability)
Also found in: Dictionary, Thesaurus, Medical, Legal, Encyclopedia.


1. An improvement to an existing product. Some companies, especially technology companies, offer upgrades to customers for free or at a discount.

2. An improvement to the quality of securities in a portfolio. For example, one may sell a stock with a given risk and return and buy another stock with a higher return at the same level of risk. Alternatively, a security may upgrade by itself; for example, its issuer may announce higher than expected earnings, and, therefore, a higher dividend.

3. An increase in a bond rating. For example, if a bond goes from a junk rating to an investment-grade rating, the bond is said to be upgraded. This usually occurs when the issuer reduces its exposure to one or more risks.


to replace an existing COMPUTER system (HARDWARE and/or SOFTWARE) by a more powerful model capable of processing data faster or storing larger amounts of data. When upgrading, computer users can experience problems of compatibility with existing programs and machines.
References in periodicals archive ?
Emulex will continue to offer world-class connectivity solutions, with unmatched features such as firmware upgradeability that are designed to reduce management complexity.
a provider of reliable infrastructure and control products for the Connected Home market, today announced the introduction of their 4th generation of Network Connection Center[TM] structured wiring enclosures that offer unparalleled upgradeability.
The Emulex family of Fibre Channel HBAs, including the recently qualified LP9002L, LP952L and LP9002S, offer firmware upgradeability and a unique driver architecture that enables compatibility of a single operating system driver across Emulex's entire product line, which significantly reduces SAN management complexity while lowering the customer's total cost of ownership.
Digital offers users faster scrolling, filing, and cursor movement through the use of S3's 805 video processor, and simple upgradeability via a LIF (Low Insertion Force) processor socket.
NET platform, Aras Innovator's proven application framework technology is a unique model-based, service-oriented architecture [SOA] that delivers unmatched flexibility enabling companies to deploy quickly and adapt easily while maintaining upgradeability.
This in-service upgradeability to 40Gb/s from a flexible and low cost 10Gb/s system is an industry first.