1. the study of human factors and engineering-design factors that may result in production or operation errors. See also accident analysis; failure modes and effects analysis; fault tree analysis; job-safety analysis.

2. a systematic analysis of the language corpus obtained from second-language learners to identify ways in which the linguistic forms systematically deviate from target-language norms and to make inferences about the learner’s state of second-language development. See fossilization; interlanguage; language transfer.