principle
discovery, statement or rule being the foundation for other considerations, statements or activities
countercurrent exchange
mechanism occurring in nature and mimicked in industry and engineering
correspondence principle
physics principle that quantum theories reproduce classical physics in the limit of large quantum numbers, formulated by Niels Bohr in 1920
principle of faunal succession
fossils succeed each other vertically in a specific, reliable order that can be identified over wide horizontal distances
unity convention
literature
You're either with us, or against us
political rhetoric
theta criterion
constraint on x-bar theory that the map between theta-roles (thematic roles) and arguments is bijective
legal maxim
established principle of law
competitive exclusion principle
proposition that two species competing for the same limiting resource cannot coexist at constant population values
design elements and principles
fundamental ideas about the practice of visual design
Galilean invariance
principle in classical mechanics stating that the laws of motion are the same in all inertial frames
maximal munch
longest-match principle in parsing
open/closed principle
a computer-programming principle that states that software entities (classes, modules, functions, etc.) should be open for extension, but closed for modification
polluter pays principle
principle
compulsory prosecution
legal principle of certain justice systems in which the prosecutor is required to press charges if there is sufficient evidence to support a conviction
Law of three stages
idea developed by Auguste Comte
one person, one vote
slogan used by advocates of political equality through various electoral reforms
Liberal democratic basic order
unchangeable, constitutional core structure of the community according to the constitution of the Federal Republic of Germany
donor principle
linguistics
Ackermann steering geometry
arrangement of steering linkages
Rochdale Principles
organizing guidelines for a co-op
as low as reasonably practicable
Safety management principle
precautionary principle
risk management strategy emphasizing caution in scientific proceedings
Three Rs
guiding principles for more ethical use of animals in science
Eisenhower principle
time management aid
law of superposition
law stating that newer strata stack above older ones
principle of original horizontality
layers of sediment are deposited approximately horizontally under the action of gravity
freedom of navigation
international maritime legal concept
double-action trigger
trigger mechanism that can both cock and release the hammer/striker
Axiom of Maria
alchemical precept that ‘one becomes two, two becomes three, and out of the third comes the one as the fourth’
security through obscurity
secrecy of the design or implementation as the main method of providing security
cooperative principle
socio-linguistic theory
gender neutrality
idea that language, policies, etc. should avoid specifying or distinguishing based on gender
rule of three
writing principle
SMART criteria
mnemonic for a goal-setting criteria, which stands for: specific, measurable, achievable (or attainable), relevant, and time-bound
duality
term in mathematical optimization theory
lesser of two evils principle
guiding principle for a moral dilemma
Normality principle
principle that guides the practice of incarceration in Norway
innocent passage
concept in the Law of the Sea
Hamilton's principle
Hamilton's principle is William Rowan Hamilton's formulation of the principle of stationary action
Sabatier principle
concept in chemical catalysis that relates the optimal concentrations of catalysts and substrates
Foster's rule
ecogeographical rule in evolutionary biology stating that members of a species get smaller or bigger depending on the resources available in the environment
Posthumus' law
principle