Research on psycholinguistics - the study of mental processes involved in language production, language comprehension and language acquisition, as well as the relation between language, thought, and culture
Child Language Data Exhange System. Tools for studying conversational interactions, including a database of transcripts, programs for computer analysis of transcripts, methods for linguistic coding,and systems for linking transcripts to digitized audio and video.
The Edinburgh Associative Thesaurus (EAT) is a set of word association norms showing the counts of word association as collected from subjects. This is not a developed semantic network such as Wordnet, but empirical association data.
Online lexical reference system from the Cognitive Science Laboratory, Princeton. English nouns, verbs, adjectives and adverbs are organized into synonym sets, each representing one underlying lexical concept.