lexical decision task: meaning, definition, pronunciation and examples
LowTechnical / Academic
Quick answer
What does “lexical decision task” mean?
A standard psycholinguistic experiment where a participant must quickly decide if a presented string of letters is a real word or a non-word.
Audio
Pronunciation
Definition
Meaning and Definition
A standard psycholinguistic experiment where a participant must quickly decide if a presented string of letters is a real word or a non-word.
In cognitive psychology and psycholinguistics, it refers to a methodology used to measure the speed and accuracy of lexical access (word recognition), often to investigate how the mental lexicon is organized and how word recognition is influenced by factors like word frequency, priming, or morphological structure.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or usage; the term is identical in both varieties.
Connotations
Purely technical, with no cultural or evaluative connotations.
Frequency
Equally low-frequency and restricted to academic/technical contexts in both varieties.
Grammar
How to Use “lexical decision task” in a Sentence
The researcher designed a lexical decision task.Participants completed a lexical decision task measuring reaction times.Vocabulary
Collocations
Examples
Examples of “lexical decision task” in a Sentence
verb
British English
- The participants were asked to lexical decision on each item. (Rare/ungrammatical in standard use)
American English
- You cannot 'lexical decision' something; it is only a noun phrase. (Correction)
adjective
British English
- The lexical-decision-task data were analysed. (Hyphenated compound adjective)
American English
- We examined the lexical decision task parameters. (Noun phrase used attributively)
Usage
Meaning in Context
Business
Not used.
Academic
Primary context. Used in psychology, linguistics, and cognitive science research papers and methodologies.
Everyday
Not used.
Technical
Used in experimental design, psycholinguistic software documentation, and research protocols.
Vocabulary
Synonyms of “lexical decision task”
Strong
Neutral
Weak
Vocabulary
Antonyms of “lexical decision task”
Watch out
Common Mistakes When Using “lexical decision task”
- Using 'lexical decision task' to refer to any decision about words in daily life (e.g., choosing a word in writing).
- Incorrect capitalisation (it is not a proper noun).
- Treating it as a countable noun without an article (e.g., 'We used lexical decision task' instead of 'a lexical decision task').
FAQ
Frequently Asked Questions
It is a three-word compound noun, but it functions as a single lexical unit in its technical context.
Yes, 'LDT' is a standard and acceptable acronym in academic writing after the full term has been introduced.
A lexical decision task asks 'Is this a word?', while a semantic decision task asks 'Is this an animal?' or 'Is this word pleasant?', requiring deeper meaning processing.
Typically, yes. Researchers use specialised experimental software like PsychoPy, E-Prime, or Presentation to accurately control stimulus presentation and measure reaction times.
A standard psycholinguistic experiment where a participant must quickly decide if a presented string of letters is a real word or a non-word.
Lexical decision task is usually technical / academic in register.
Lexical decision task: in British English it is pronounced /ˈlɛksɪk(ə)l dɪˈsɪʒ(ə)n tɑːsk/, and in American English it is pronounced /ˈlɛksɪkəl dɪˈsɪʒən tæsk/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “N/A”
Learning
Memory Aids
Mnemonic
Think: LEXICAL = about words, DECISION = you decide, TASK = an activity. You do a task where you decide if letter strings are words.
Conceptual Metaphor
THE MIND IS A COMPUTER (the task is a 'processing' test), KNOWING IS SEEING/IDENTIFYING.
Practice
Quiz
What is the primary purpose of a lexical decision task?