Oct or OCT may refer to:
Biology and medicine
*
Optical coherence tomography
Optical coherence tomography (OCT) is an imaging technique that uses low-coherence light to capture micrometer-resolution, two- and three-dimensional images from within optical scattering media (e.g., biological tissue). It is used for medical ...
, an imaging method
*
Organic cation transport protein An organic cation transport protein mediates the transport of organic cations across the cell membrane. These proteins are members of the solute carrier family, subfamily 22. This family of proteins can also transport zwitterions and anions, thou ...
, a type of protein
*
Optimal cutting temperature compound
Optimal cutting temperature compound (OCT compound) is used to embed tissue samples prior to frozen sectioning on a microtome-cryostat. This process is undertaken so as to mount slices (sections) of a sample onto slides for analysis.
Components ...
, used in histology
* Oncology clinical trial, a
clinical trial
Clinical trials are prospective biomedical or behavioral research studies on human participants designed to answer specific questions about biomedical or behavioral interventions, including new treatments (such as novel vaccines, drugs, dietar ...
in
cancer research
Cancer research is research into cancer to identify causes and develop strategies for prevention, diagnosis, treatment, and cure.
Cancer research ranges from epidemiology, molecular bioscience to the performance of clinical trials to evaluate and ...
*
Oxytocin challenge test
A contraction stress test (CST) is performed near the end of pregnancy (34 weeks' gestation) to determine how well the fetus will cope with the contractions of childbirth. The aim is to induce contractions and monitor the fetus to check for heart ...
, a type of contraction stress test in late stage pregnancy
* Obsessive compulsive tendencies, a criterion involved in the diagnosis of
obsessive-compulsive disorder
Mathematics
*
Octal
The octal numeral system, or oct for short, is the radix, base-8 number system, and uses the Numerical digit, digits 0 to 7. This is to say that 10octal represents eight and 100octal represents sixty-four. However, English, like most languages, ...
, abbreviated oct, the base-8 number system
*
Octahedron, sometimes abbreviated oct, a regular polyhedron
*
Odd cycle transversal, a concept in graph theory
Science and technology
*
Octave
In music, an octave ( la, octavus: eighth) or perfect octave (sometimes called the diapason) is the interval between one musical pitch and another with double its frequency. The octave relationship is a natural phenomenon that has been refer ...
, symbol: oct., a unit of measurement in electronics
*
Octans, abbreviation: Oct, a constellation
* Office of the Chief Technologist, a manager at the
NASA Institute for Advanced Concepts
*
Optical coherence tomography
Optical coherence tomography (OCT) is an imaging technique that uses low-coherence light to capture micrometer-resolution, two- and three-dimensional images from within optical scattering media (e.g., biological tissue). It is used for medical ...
, an imaging method
*
Olefin conversion technology, a method in industrial chemistry
* Office Customisation Tool, available in some versions of
Microsoft Office 2007
Chinese places and companies
*
Overseas Chinese Town
Overseas Chinese Town (OCT, ) is the colloquial name for a cluster of scenic spots in Nanshan District of Shenzhen, Guangdong Province, China, around the Window of the World Station, Overseas Chinese Town Station, Qiaocheng East Station and Qia ...
, (narrowly) a theme park or (broadly) an area in Shenzhen
**
OCT Tower, a skyscraper in Overseas Chinese Town
*
Overseas Chinese Town Limited
Shenzhen Overseas Chinese Town Company Limited known as OCT Limited (formerly OCT Holding) is a publicly traded company based in Shenzhen, China. It is a subsidiary of state-owned Overseas Chinese Town Enterprises (or OCT Group).
OCT Limited was i ...
, a company
*
OCT Harbour
OCT Harbour (), formerly known as OCT Bay and Happy Harbour, is a large retail and entertainment complex in Shenzhen, China
Shenzhen (; ; ; ), also historically known as Sham Chun, is a major Sub-provincial division, sub-provincial city an ...
, a retail development in Shenzhen
Other uses
* Oct., an abbreviation for the month of
October
October is the tenth month of the year in the Julian and Gregorian calendars and the sixth of seven months to have a length of 31 days. The eighth month in the old calendar of Romulus , October retained its name (from Latin and Greek ''ôct ...
*
Ontario Certified Teacher
Ontario Certified Teacher (OCT) 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 ...
, a professional designation
*
Orangi Charitable Trust
The 'Orangi Pilot Project'' ( ur, ; abbreviated OPP) collectively designates three Pakistani non-governmental organisations working together, having emerged from a socially innovative project carried out in 1980s in the squatter areas of Orangi, ...
, a Pakistani microfinance organisation
*
Orion correlation theory
The Orion correlation theory is a fringe theory in Egyptology explaining a possible purpose in the arrangement of the Giza pyramid complex.
It posits that there is a correlation between the location of the three largest pyramids of the Giza pyra ...
, a fringe theory in Egyptology
*
Overseas countries and territories
The special territories of members of the European Economic Area (EEA) are the 32 special territories of EU member states and EFTA member states which, for historical, geographical, or political reasons, enjoy special status within or outside ...
, special territories in relation to the European Union
*
Oxford Classical Texts, a book series
*
Oklahoma City Thunder, an American basketball team
See also
*
*
*
*
OTC (disambiguation)
{{disambig