Open Circulatory System: A system in which the circulating fluid is not enclosed in vessels at all times; found in insects, crayfish, some mollusks, and other invertebrates.

 

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Open Circulatory System: A system in which the circulating fluid is not enclosed in vessels at all times; found in insects, crayfish, some mollusks, and other invertebrates.

Open Stance: Hitting the ball with the body facing between parallel to the baseline and facing the opponent; a modern technique.

Open Source: Software which is distributed with its source code such that developers can modify it as they see fit. On the web open source is a great strategy for quickly building immense exposure and mindshare.

Open Shop: An organization that hires workers without regard to their membership in a labor union.

Open Syllable: Any syllable ending in a vowel, like the word tree.

Open Systems Interconnection (OSI): A reference model developed by the International Organization of Standardization. It splits networking into seven layers which provide specific services and communications standards.

Open Up: Used in the context of general equities. Disclose more information (e.g., the exact price and quantity of one's potential interest). See: Put pants on it.

Open Transaction: A transaction that is not completed at the end of the accounting period: a purchase that has not yet been paid for or a sale where payment is yet to be collected when the accounting period ends.

Open Ticket: Ticket that is valid for transportation between certain points but indicates no specific reservation.

Open System: A system that can be adjusted for new functions or purposes, and hence produce new and unpredicted results. Human language is an example of an open system. To a lesser extent, so is XML code . . . View Full Definition