Many children do develop speech sounds over time but those who do not often need the services of an SLP to learn correct speech sounds. Some speech sound errors can result from physical problems, such as: 1  developmental disorders (e.g.,autism). 2  genetic syndromes (e.g., Down syndrome).
adjective. 1  The definition of anergic is a condition in which the body fails to react to an injected antigen. 2  The definition of anergic is a condition in which the body fails to react to an injected antigen. A child whose body does not react properly to an immunization is anergic.
Operational definition. From Wikipedia, the free encyclopedia. An operational definition is a result of the process of operationalization and is used to define something (e.g. a variable, term, or object) in terms of a process (or set of validation tests) needed to determine its existence, duration, and quantity.he procedures included in definitions should be repeatable by anyone or at least by peers. An example of operational definition of the term weight of an object, operationalized to a degree, would be the following: weight is the numbers that appear when that object is placed on a weighing scale .