Delayed speech and language development Delayed speech Poor speech development Speech difficulties Late-onset speech development A degree of language development that is significantly below the norm for a child of a specified age. SNOMEDCT_US:162294008 Speech delay Delayed speech and language development Language delay can be characterized by a failure to meet the developmental milestones for language development, an inability to follow directions, or slow or incomprehensible speech after the age of three years, as well as with severe problems with syntax or articulation. Impaired speech development UMLS:C0023012 HP:0007170 UMLS:C0454644 SNOMEDCT_US:229721007 Speech and language difficulties HP:0007172 Delayed speech acquisition Poor speech acquisition SNOMEDCT_US:29164008 Deficiency of speech development Delayed language development Impaired speech and language development HP:0000750 UMLS:C0241210 Language delayed HP:0007127 HP:0007004 Language development deficit UMLS:C0233715 HP:0002116 HP:0002336 HP:0002117 Speech and language delay HP:0006936 Language delay HP:0002498 HP:0002399 SNOMEDCT_US:62415009 Delayed speech development Poor language development Abnormal speech pattern Language impairment Neurodevelopmental delay