• An abbreviation of October, the tenth month of the year in the Gregorian calendar
  • OCT
    Ontario Certified Teacher
    Ontario Certified Teacher is the designation of professionals which is granted by the Council of the Ontario College of Teachers to qualified, registered members in good standing. OCT is the designation required of all teachers who teach in publicly-funded schools in Ontario...

    , the professional designation granted to certified teachers in Ontario
  • OCT the Microsoft Office Customisation Tool, available in some version distributions of the Microsoft Office 2007 product. Refer to http://technet.microsoft.com/en-us/library/cc179097.aspx for details.
  • Octal
    The octal numeral system, or oct for short, is the base-8 number system, and uses the digits 0 to 7. Numerals can be made from binary numerals by grouping consecutive binary digits into groups of three...

    , the numeral system
  • Octans
    Octans is a faint constellation the southern sky. Its name is Latin for the eighth part of a circle, but it is named after the octant, a navigational instrument. The constellation was devised by Nicolas Louis de Lacaille in the eighteenth century....

    , a constellation
  • On chip termination, for terminating communication lines in integrated electronics.
  • Optical coherence tomography
    Optical coherence tomography
    Optical coherence tomography is an optical signal acquisition and processing method. It captures micrometer-resolution, three-dimensional images from within optical scattering media . Optical coherence tomography is an interferometric technique, typically employing near-infrared light...

    , an interferometric three dimensional imaging method used in (e.g.) ophthalmology
    Ophthalmology is the branch of medicine that deals with the anatomy, physiology and diseases of the eye. An ophthalmologist is a specialist in medical and surgical eye problems...

  • Optimal cutting temperature compound
    Optimal cutting temperature compound
    Optimal Cutting Temperature compound is used to embed tissue samples prior to frozen sectioning on a microtome-cryostat. This process is undertaken so as to mount slices of a sample onto slides for analysis.- Components :...

     or O.C.T., for embedding tissues to be cryosectioned
  • Organic Cation Transporter
  • Orion Correlation Theory
    Orion Correlation Theory
    The Orion Correlation Theory is a hypothesis in pyramidology. Its central claim is that there is a correlation between the location of the 3 largest pyramids of the Giza pyramid complex and the three middle stars of the constellation Orion, and that this correlation was intended as such by the...

    , a pseudoarchaeological explanation for the groundplan layout of the pyramids at Giza, advanced by writers such as Robert Bauval, Graham Hancock and Adrian Gilbert
  • Ornithine Carbamoyltransferase Deficiency
  • Overseas Chinese Town
    Overseas Chinese Town
    Overseas Chinese Town is a scenic spot in Nanshan District, Shenzhen, Guangdong, China, near Huaqiaocheng Station in the Shenzhen Metro.It integrates traditional Chinese culture, Chinese folk culture with the World cultural essences, featuring theme parks including "Splendid China" , "Chinese Folk...

    , a theme park in Shenzhen, China
  • Overseas countries and territories, twenty territories that have a special relationship with one of the member states of the EU
  • Oxford Classical Texts
    Oxford Classical Texts
    Oxford Classical Texts , or Scriptorum Classicorum Bibliotheca Oxoniensis, is a series of books published by Oxford University Press. It contains texts of ancient Greek and Latin literature, such as Homer's Odyssey and Virgil's Aeneid, in the original language with a critical apparatus...

  • Oxytocin challenge test
  • Oct, a fictional species from The Culture
    The Culture
    The Culture is a fictional interstellar anarchist, socialist, and utopian society created by the Scottish writer Iain M. Banks which features in a number of science fiction novels and works of short fiction by him, collectively called the Culture series....

  • Octahedron
    In geometry, an octahedron is a polyhedron with eight faces. A regular octahedron is a Platonic solid composed of eight equilateral triangles, four of which meet at each vertex....

  • Oral Contraceptive Therapy
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