1. a scientist who studies the relationship between language and the mind, including how people acquire, understand, and produce language
Usage: academic/technical field; countable noun

Examples

• The psycholinguist conducted experiments to understand how children learn grammar.
• As a psycholinguist, Dr. Chen researches how the brain processes spoken words.
• Psycholinguists have discovered that bilingual speakers activate both languages simultaneously.
• The psycholinguist's study examined why people make certain speech errors.
• Many psycholinguists work in universities and research institutes across the country.