1a: a statement of the meaning of a word or word group or a sign or symbol
b: a statement expressing the essential nature of something
c: a product of defining
2: the action or process of stating the meaning of a word or word group
3a: the action or the power of describing, explaining, or making definite and clear
the definition of a telescope
her comic genius is beyond definition
b(1): clarity of visual presentation : distinctness of outline or detail
improve the definition of an image
(2): clarity especially of musical sound in reproduction
c: sharp demarcation of outlines or limits
a jacket with distinct waist definition
4: an act of determining
specifically : the formal proclamation of a Roman Catholic dogma
1. COUNTABLE NOUN
A definition is a statement giving the meaning of a word or expression, especially in a dictionary.
There is no general agreement on a standard definition of intelligence.
See by definition
2. UNCOUNTABLE NOUN
Definition is the quality of being clear and distinct.
Synonyms: description, settling, fixing, determination
1a: used in or characteristic of familiar and informal conversation
In colloquial English, "kind of" is often used for "somewhat" or "rather."
also : unacceptably informal
b: using conversational style
a colloquial writer
2: of or relating to conversation : CONVERSATIONAL
- Theory (Colloquial):
1: a plausible or scientifically acceptable general principle or body of principles offered to explain phenomena
the wave theory of light
2a: a belief, policy, or procedure proposed or followed as the basis of action
her method is based on the theory that all children want to learn
b: an ideal or hypothetical set of facts, principles, or circumstances —often used in the phrase in theory
in theory, we have always advocated freedom for all
3a: a hypothesis assumed for the sake of argument or investigation
b: an unproved assumption : CONJECTURE
c: a body of theorems presenting a concise systematic view of a subject
theory of equations
4: the general or abstract principles of a body of fact, a science, or an art
5: abstract thought : SPECULATION
6: the analysis of a set of facts in their relation to one another
1. VARIABLE NOUN
A theory is a formal idea or set of ideas that is intended to explain something.
Marx produced a new theory about historical change based upon conflict between competing groups.
Synonyms: hypothesis, philosophy, system of ideas, plan More Synonyms of theory
2. COUNTABLE NOUN
If you have a theory about something, you have your own opinion about it which you cannot prove but which you think is true.
There was a theory that he wanted to marry her.
Synonyms: belief, feeling, speculation, assumption More Synonyms of theory
3. UNCOUNTABLE NOUN
The theory of a practical subject or skill is the set of rules and principles that form the basis of it.
- Science is the pursuit and application of knowledge and understanding of the natural and social world following a systematic methodology based on evidence. Scientific methodology includes the following: ... Evidence. Experiment and/or observation as benchmarks for testing hypotheses.
1. UNCOUNTABLE NOUN
Science is the study of the nature and behavior of natural things and the knowledge that we obtain about them.
The best discoveries in science are very simple.
2. COUNTABLE NOUN
A science is a particular branch of science such as physics, chemistry, or biology.
Physics is the best example of a science which has developed strong, abstract theories.
Synonyms: discipline, body of knowledge, area of study, branch of knowledge More Synonyms of science
3. COUNTABLE NOUN
A science is the study of some aspect of human behavior, for example, sociology or anthropology.
- Scientific Theory:
A coherent group of propositions formulated to explain a group of facts or phenomena in the natural world and repeatedly confirmed through experiment or observation.
A scientific theory is an explanation of an aspect of the natural world and universe that can be repeatedly tested and verified in accordance with the scientific method, using accepted protocols of observation, measurement, and evaluation of results.
- Scientific Law:
- Scientific laws or laws of science are statements, based on repeated experiments or observations, that describe or predict a range of natural phenomena. The term law has diverse usage in many cases across all fields of natural science.
- Scientific Method:
- The scientific method is an empirical method of acquiring knowledge that has characterized the development of science since at least the 17th century. It involves careful observation, applying rigorous skepticism about what is observed, given that cognitive assumptions can distort how one interprets the observation.
- Consensus (Colloquial):
- noun, often attributive
1a: general agreement : UNANIMITY
the consensus of their opinion, based on reports … from the border
— John Hersey
b: the judgment arrived at by most of those concerned
the consensus was to go ahead
2: group solidarity in sentiment and belief
- Scientific Consensus:
- Scientific consensus is the collective judgment, position, and opinion of the community of scientists in a particular field of study. Consensus generally implies agreement of the supermajority, though not necessarily unanimity.
- A hypothesis is a proposed explanation for a phenomenon. For a hypothesis to be a scientific hypothesis, the scientific method requires that one can test it. Scientists generally base scientific hypotheses on previous observations that cannot satisfactorily be explained with the available scientific theories.
1. VARIABLE NOUN
A hypothesis is an idea which is suggested as a possible explanation for a particular situation or condition, but which has not yet been proved to be correct.
Work will now begin to test the hypothesis in rats.
Synonyms: theory, premise, proposition, assumption
1a: something that has actual existence
space exploration is now a fact
b: an actual occurrence
prove the fact of damage
2: a piece of information presented as having objective reality
These are the hard facts of the case.
3: the quality of being actual : ACTUALITY
a question of fact hinges on evidence
4: a thing done: such as
accessory after the fact
barchaic : ACTION
cobsolete : FEAT
5archaic : PERFORMANCE, DOING
1a(1): the body of real things, events, and facts : ACTUALITY
(2): the state of being the case : FACT
(3)often capitalized : a transcendent fundamental or spiritual reality
b: a judgment, proposition, or idea that is true or accepted as true
truths of thermodynamics
c: the body of true statements and propositions
2a: the property (as of a statement) of being in accord with fact or reality
bchiefly British : TRUE sense 2
c: fidelity to an original or to a standard
3a: sincerity in action, character, and utterance
barchaic : FIDELITY, CONSTANCY
in accordance with fact : ACTUALLY
1. UNCOUNTABLE NOUN
The truth about something is all the facts about it, rather than things that are imagined or invented.
Is it possible to separate truth from fiction?
I must tell you the truth about this business.
Synonyms: reality, fact(s), real life, actuality More Synonyms of truth
2. UNCOUNTABLE NOUN
If you say that there is some truth in a statement or story, you mean that it is true, or at least partly true.
There is no truth in this story.
Is there any truth to the rumors?
Synonyms: truthfulness, fact, accuracy, honesty More Synonyms of truth
3. COUNTABLE NOUN
A truth is something that is believed to be true.
- Pseudoscience consists of statements, beliefs, or practices that claim to be both scientific and factual but are incompatible with the scientific method.
- Philosophy is the study of general and fundamental questions, such as those about reason, existence, knowledge, values, mind, and language. Such questions are often posed as problems to be studied or resolved. The term was probably coined by Pythagoras.
1: a mental grasp : COMPREHENSION
2a: the power of comprehending
especially : the capacity to apprehend general relations of particulars
b: the power to make experience intelligible by applying concepts and categories
3a: a mutual agreement not formally entered into but in some degree binding on each side
b: friendly or harmonious relationship
c: an agreement of opinion or feeling : adjustment of differences
4: EXPLANATION, INTERPRETATION
5: SYMPATHY sense 3a
endowed with understanding : TOLERANT, SYMPATHETIC
an understanding supervisor
2archaic : KNOWING, INTELLIGENT
- From: Merriam-Webster.com
true; not merely ostensible, nominal, or apparent:
the real reason for an act.
existing or occurring as fact; actual rather than imaginary, ideal, or fictitious:
a story taken from real life.
being an actual thing; having objective existence; not imaginary:
The events you will see in the film are real and not just made up.
Informal. very or extremely:
You did a real nice job painting the house.
something that actually exists, as a particular quantity.
reality in general.
1: the quality or state of being real
2a(1): a real event, entity, or state of affairs
his dream became a reality
(2): the totality of real things and events
trying to escape from reality
b: something that is neither derivative nor dependent but exists necessarily
3: television programming that features videos of actual occurrences (such as a police chase, stunt, or natural disaster) —often used attributively
in actual fact
the state or quality of being real.
resemblance to what is real.
a real thing or fact.
real things, facts, or events taken as a whole; state of affairs:
the reality of the business world; vacationing to escape reality.
something that exists independently of ideas concerning it.
something that exists independently of all other things and from which all other things derive.
noting or pertaining to a TV program or film that portrays nonactors interacting or competing with each other in real but contrived situations, allegedly without a script