a correlation coefficient computed for two normally distributed variables that are both expressed as a dichotomy
tetrachoric correlation
Noun
a correlation coefficient computed for two normally distributed variables that are both expressed as a dichotomy
tocology
Noun
the branch of medicine dealing with childbirth and care of the mother
theory of dissociation
Noun
(chemistry) theory that describes aqueous solutions in terms of acids (which dissociate to give hydrogen ions) and bases (which dissociate to give hydroxyl ions)
theory of electrolytic dissociation
Noun
(chemistry) theory that describes aqueous solutions in terms of acids (which dissociate to give hydrogen ions) and bases (which dissociate to give hydroxyl ions)
theory of evolution
Noun
(biology) a scientific theory of the origin of species of plants and animals
theory of indicators
Noun
(chemistry) the theory that all indicators are either weak acids or weak bases in which the color of the ionized form is different from the color before dissociation
theory of inheritance
Noun
(biology) a theory of how characteristics of one generation are derived from earlier generations
thermochemistry
Noun
the branch of chemistry that studies the relation between chemical action and the amount of heat absorbed or generated
theory of punctuated equilibrium
Noun
a theory of evolution holding that evolutionary change in the fossil record came in fits and starts rather than in a steady process of slow change
telecommunication
Noun
(often plural) the branch of electrical engineering concerned with the technology of electronic communication at a distance
telecommunication
Noun
(often plural) systems used in transmitting messages over a distance electronically
telerobotics
Noun
the area of robotics that is concerned with the control of robots from a distance
tribology
Noun
the branch of engineering that deals with the interaction of surfaces in relative motion (as in bearings or gears): their design and friction and wear and lubrication
thermodynamics
Noun
the branch of physics concerned with the conversion of different forms of energy
thermostatics
Noun
the aspect of thermodynamics concerned with thermal equilibrium
thermodynamics of equilibrium
Noun
the aspect of thermodynamics concerned with thermal equilibrium
teratology
Noun
the branch of biology concerned with the development of malformations or serious deviations from the normal type of organism
thermionics
Noun
the branch of electronics dealing with thermionic phenomena (especially thermionic vacuum tubes)
tectonics
Noun
the branch of geology studying the folding and faulting of the earth's crust
tectonics
Noun
the science of architecture
theory of relativity
Noun
(physics) the theory that space and time are relative concepts rather than absolute concepts
theological doctrine
Noun
the doctrine of a religious group
trivium
Noun
(Middle Ages) an introductory curriculum at a medieval university involving grammar and logic and rhetoric
total depravity
Noun
the Calvinist doctrine that everyone is born in a state of corruption as a result of original sin
transcendentalism
Noun
any system of philosophy emphasizing the intuitive and spiritual above the empirical and material
transcendental philosophy
Noun
any system of philosophy emphasizing the intuitive and spiritual above the empirical and material
toponymy
Noun
the branch of lexicology that studies the place names of a region or a language
toponymy
Noun
the nomenclature of regional anatomy
toponomy
Noun
the branch of lexicology that studies the place names of a region or a language
toponomy
Noun
the nomenclature of regional anatomy
theory of games
Noun
(economics) a theory of competition stated in terms of gains and losses among opposing players
theodicy
Noun
the branch of theology that defends God's goodness and justice in the face of the existence of evil
theological system
Noun
a particular system or school of religious beliefs and teachings
thanatology
Noun
the branch of science that studies death (especially its social and psychological aspects)
tendentiousness
Noun
an intentional and controversial bias
theogony
Noun
the study of the origins and genealogy of the gods
theocracy
Noun
the belief in government by divine guidance
theocracy
Noun
a political unit governed by officials thought to be divinely guided
theism
Noun
the doctrine or belief in the existence of a God or gods
tritheism
Noun
(Christianity) the heretical belief that the Father and the Son and the Holy Spirit are three separate gods
totalitarianism
Noun
the principle of complete and unrestricted power in government
totalitarianism
Noun
a form of government in which the ruler is an absolute dictator (not restricted by a constitution or laws or opposition etc.)
totalism
Noun
the principle of complete and unrestricted power in government
transmission channel
Noun
a path over which electrical signals can pass
telephone call
Noun
a telephone connection
trunk call
Noun
a telephone call made outside the local calling area
toll call
Noun
a long-distance telephone call at charges above a local rate
three-way calling
Noun
a way of adding a third party to your conversation without the assistance of a telephone operator
third-class mail
Noun
mail consisting of printed matter qualifying for reduced postal rates