meaning of extra

1. Beyond what is due, usual, expected, or necessary; additional; supernumerary; also, extraordinarily good; superior; as, extra work; extra pay.
2. Something in addition to what is due, expected, or customary; something in addition to the regular charge or compensation, or for which an additional charge is made; as, at European hotels lights are extras.
3. EXTRA Object-oriented, Pascal style, handles sets. "A Data Model and Query Language for EXODUS", M. J. Carey et al, SIGMOD 88 Conf Proc, pp. 413- 423, ACM SIGMOD Record 17:3 Sept 1988. extranet Web> The extension of a companys intranet out onto the Internet, e. g. to allow selected customers, suppliers and mobile workers to access the companys private data and applications via the World-Wide Web. This is in contrast to, and usually in addition to, the companys public web site which is accessible to everyone. The difference can be somewhat blurred but generally an extranet implies real-time access through a firewall of some kind. Such facilities require very careful attention to security but are becoming an increasingly important means of delivering services and communicating efficiently. [Did Marc Andreessen invent the term in September 1996?]
4. something additional of the same kind; "he always carried extras in case of an ">emergency"

Related Words

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