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.
Examples of Push and Pull Factors. Young people often move from remote rural locations to urban centers. This migration occurs because the push factors -- limited economic opportunities and lack of entertainment and diversions -- and pull factors -- jobs, cultural attractions, better services -- are both strong.his migration occurs because the push factors -- limited economic opportunities and lack of entertainment and diversions -- and pull factors -- jobs, cultural attractions, better services -- are both strong.