OCIRA = Ohio Council of the International Reading Association
OCLC = Online Computer Library Center (information/cataloging system)
occur, occurred, occurring, occurrence
ODBC = Open Database Connectivity (A standard method of sharing data between databases and other programs.)
OERI = Office of Educational Research and Improvement (of U.S. Dept. of Education)
Office of Educational Research and Improvement = OERI
offline
Ohio Council of the International Reading Association = OCIRA
OISE = Ontario Institute for Studies in Education
OK (preferred over okay in WNWD)
Oklahoma Reading Association = ORA
one-on-one (hyphenate as adjective preceding its noun; otherwise open)
ongoing
online (preferred over the hyphenated form on-line)
APA 5th, WNWD, and CMS 15th, and specify on-line as the proper form of an adjective preceding its noun. However, NCTE journals use the closed form, online. IRA writers and editors should use online for the sake of consistency with our former electronic journal, Reading Online.
online bookstore
Note this change in IRA style: "online bookstore" will no longer routinely be capitalized.
Online Computer Library Center = OCLC
online directory
Online Marketplace - The term Online Marketplace constitutes the name of IRA's e-commerce site and should therefore be capitalized in most applications. The phrase is lowercased only when used explicitly as a generic term: IRA's Online Marketplace, like any other online marketplace, invites users to choose among a wide variety of products.
- The term Marketplace, when used as a shortened form of Online Marketplace, should also be capitalized.
on-screen (adjective preceding noun)
on site / on-site
This term is hyphenated as an adjective preceding the noun it modifies (an on-site inspection, on-site services). In other uses it is left open (the services are delivered on site). Thus, “Attendees who fail to preregister by March 3 must register on site. On-site registration will begin at 8:00 a.m. Saturday, May 8, 2011.”
Ontario Institute for Studies in Education = OISE
Open Database Connectivity = ODBC
Open
Society Institute = OSI
ORA = Oklahoma Reading Association or Oregon Reading Association
Ordinary least squares
Oregon Reading Association = ORA
OSI = Open Society Institute (Soros)
out-of-school (adj.)
outsource
overachiever
overactive
overaggressive
overstimulated
Oxfam