Some are restricted for use by speech and language professionals (therapists or SALTs in the UK, speech-language pathologists, SLPs, in the US and Australia). A commonly used test battery for diagnosis of SLI is the Clinical Evaluation of Language Fundamentals (CELF).
Noun. (plural push factors). 1  A factor that leaves one with no choice but to leave one's current home (especially parental home), country, region, organization, or religion. 2  Link/Cite.
Limiting factors determine the immigration capacity of a population. 2. A limiting factor controls the growth of a population. 3. Limiting factors operate when growth is exponential. 4. Populations grow too large in the absence of limiting factors. 5. Competition is an example of a limiting factor. 6. Population size can be limited by factors such as predation.