Single-subject experimental design

A study in whicha single case or person is measured before and after an intervention ortreatment.  To determine whether theintervention is effective, researchers typically take multiple baselineassessments prior to the intervention and then multiple assessments during andafter intervention. See Experimental design

Simile

A figure of speech and a trope in which something is explicitly compared with something else using the word ‚alike‚aa or ‚aaas‚aa (e.g., “solving a non-linear differential equation is like trying to paddle a canoe in a force 10 gale; you end up feeling battered, but with a sense of achievement”).  A metaphor is a …

Signs (linguistics)

A type of signifier or representational vehicle consisting of arbitrary sound sequences (or hand movements, as in American sign language) that represent shared meanings within a given linguistic community. Signs are generative in the sense that they can be effortlessly combined to generate novel meanings.  See American sign language, British sign language, Communication, Culture, Mutual …

Signs and symptoms

Strictly speaking the two terms are not interchangeably, although in practice they often treated as synonyms. Diagnosis (or diacrisis), Mental retardation, Neurological ‘soft’ signs, Neuronal migration disorders, Nosology, Psychopathology

SIG: CECD

Welcome to the Lancaster Glossary of Child Development This glossary represents an extended version of that published in The Cambridge Encyclopedia of Child Development 2nd Edition). Information contained in many terms to be found in the encyclopedia has been expanded. In addition, new terms have been added that were mentioned in the encyclopedia’s published glossary, but which …