A–Z Glossary

Prelinguistic period

The prelinguistic period is the developmental stage when infants communicate with sounds and gestures before using reliable spoken words.

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Encouraging baby sounds and babbling

Encouraging baby sounds and babbling

What baby sounds mean Early vocalisations are part of the prelinguistic period, the stage before reliable spoken words. A young infant may produce reflexive cries and vegetative sounds such as grunts during feeding. Over time, many babies begin experimenting with prolonged vowel-like sounds, coos, squeals, growls, and changes in pitch. These experiments help them discover […]