The system of rules that determine how our thoughts can be expressed.
babble
Meaningless speechlike sounds made by children from around the age of 3 months through 1 year.
cognitive psychology
The branch of psychology that focuses on the study of higher mental processes, including thinking, language, memory, problem solving, knowing, reasoning, judging, and decision making.
concepts
Categorizations of objects, events, or people that share common properties.
confirmation bias
The tendency to favor information that supports one's initial hypotheses and ignore contradictory information that supports alternative hypotheses or solutions.
convergent thinking
The ability to produce responses that are based primarily on knowledge and logic.
creativity
The ability to generate original ideas or solve problems in novel ways.
divergent thinking
The ability to generate unusual, yet nonetheless appropriate, responses to problems or questions.
functional fixedness
The tendency to think of an object only in terms of its typical use.
heuristic
A cognitive shortcut that may lead to a solution
insight
A sudden awareness of the relationships among various elements that had previously appeared to be independent of one another.
language-acquisition device
A neural system of the brain hypothesized by Noam Chomsky to permit understanding of language.
language
The communication of information through symbols arranged according to systematic rules.
learning-theoryapproachtolanguagedevelopment
The theory suggesting that language acquisition follows the principles of reinforcement and conditioning.
linguistic-relativityhypothesis
The notion that language shapes and may determine the way people in a particular culture perceive and understand the world.
means-ends analysis
Repeated testing for differences between the desired outcome and what currently exists.
mentalimages
Representations in the mind that resemble the object or event being represented.
mental set
The tendency for old patterns of problem solving to persist.
overgeneralization
The phenomenon by which children apply language rules even when the application results in an error.
phonemes
The smallest units of speech that affect meaning.
phonology
The study of the smallest units of speech, called phonemes.
prototypes
Typical, highly representative samples of a concept.
semantics
The rules governing the meaning of words and sentences.
syllogistic reasoning
Formal reasoning in which a person draws a conclusion from a set of assumptions.
syntax
Ways in which words and phrases can be combined to form sentences.
telegraphic speech
Sentences in which words not critical to the message are left out.
thinking
The manipulation of mental representations of information.
universalgrammar
Noam Chomsky's theory that all the world's languages share a common underlying structure.