OP, O.P., or Op may refer to any of the following:

  • Observation post, a position from which soldiers can watch enemy movements
  • Ocean Pacific, a retail company based in California, United States
  • Orange pekoe, a grade of black teas
  • Ordo Praedicatorum, a Catholic religious order
  • Operating profit, a measure of business profitability
  • Out of print, a status of a book title at a publishing house
  • Op, or grow-op, a marijuana growing operation
  • Open pollination
  • Operator (mathematics), a mapping from one vector space or module to another
  • Op (statistics), a symbol used in probability mathematics
  • Octagonal prism, a prism formed by square sides and two regular octagon caps
  • Op art, a style of visual art that makes use of optical illusions
  • Op-ed, a newspaper opinion piece of a writer unaffiliated with the editorial board
  • Opposite Prompt, stage right on a theatre stage
  • Op., an abbreviation for Opus number, used to denote one work of musical composition from many
  • Optimus Prime (Transformers), a character from the Transformers franchise
  • One Piece, a Japanese manga and anime
  • A shortening for opening credits, especially in anime fandom
Internet and gaming
  • Original post or original poster, the first post or person to post on a topic in an online forum
  • Overpowered, in video games, noting that a particular aspect or character is unbalanced and thereby too strong
  • An Internet Relay Chat operator
  • Oratory Preparatory School, a Catholic preparatory day school for boys in New Jersey, United States
  • Overall Position, the grade appointed to Queensland high-school graduates
  • Old Persean, an ex-pupil of The Perse School, Cambridge, England
  • Old Pauline, an ex-pupil of St Paul's School, London
  • Old Pangbournian, an ex pupil of Pangbourne College
  • Oak Park, Illinois
  • Oakland Park, Florida
  • Orchard Park, New York
  • Overland Park, Kansas
  • Ohio Penitentiary, a now-demolished prison
Science and medicine
  • The oropharyngeal airway, leading from the mouth to the pharynx
  • Organophosphate, the general name for esters of phosphoric acid
  • Osteitis pubis, a medical condition which is prevalent among players of Australian rules football
  • Osteoporosis, a degenerative disease of the bones
  • A surgical operation

Other articles related to "op":

Cooperative Education - New Approaches
... Despite these problems, there is optimism about the future of co-op education "Social, economic, and historic forces are making cooperative education more relevant than ever" (Grub ... Because this has always been a principle of co-op, the field is in a position to capitalize on its strengths and the ways it complements other experiential methods in ... a new vision involves conceiving, defining, and presenting co-op "as a curriculum model that links work and academics - a model that is based on sound learning theory" (p ...
... Opština, Obshtina, Občina or Općina, Cyrillic општина or община, may refer to Country Singular Dual Plural related article Bosnia and ...
ALGOL 68 - Notable Language Elements - Op: Operators
... prio max = 9 op max = (int a,b) int ( a>b
Cooperative Education - Co-op Models
... Thus, like school-to-work (STW), the co-op model includes school-based and work-based learning and, in the best programs, "connecting activities" such as seminars and teacher-coordinator ... Co-op's proponents identify benefits for students (including motivation, career clarity, enhanced employability, vocational maturity) and employers (labor force. 1996) identifies some of the research problems for secondary co-op as follows federal data collection on high school co-op enrollments and completions ceased in the 1980s some studies use data in ...