Examlex
A teacher asks his class to line up according to height.Todd knows that he must be taller than the person he stands in front of and shorter than the person he stands behind.He also recognizes that everyone in front of him is taller than everyone behind him.This is an example of:
Communication System
A collection of individual communications networks, transmission systems, relay stations, tributary stations, and data terminal equipment designed for communication.
Grammar
The set of structural rules governing the composition of clauses, phrases, and words in a natural language.
Prelinguistic Speech
The early forms of vocalization in infants before they acquire the use of language, including cooing and babbling.
Babbling
A stage in child language acquisition where infants produce sounds, often repetitive, that precede the development of recognizable words.
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