Phases
Word Words
Brain
200

The stage in speech development, from about age 1 to 2, during which a child speaks mostly in single words.

What is the one-word stage?

200

In language, the smallest distinctive sound unit.

What is a phoneme?

200

The part of the brain that helps with the production of language and language expression. It is in the left frontal lobe and if it were to be damaged, we would have trouble speaking.

What is the Broca's area?

400

Beginning about age 2, the stage in speech development during which a child speaks mostly statements made up of only a couple of words.

What is the two-word stage?

400

In a language, the smallest unit that carries meaning; may be a word or a part of a word (such as a prefix).

What is a morpheme?

400

The part of that brain that helps with the understanding of language. It is located in the left temporal lobe and if it were to be damaged, we would have trouble understanding.

What is the Wernicke's area?

600

Beginning at about 4 months, the stage of speech development in which the infant spontaneously utters various sounds at first unrelated to the household language.

What is the babbling stage?

600

In a language, a system of rules that enables us to communicate with and understand others.

What is grammar?

600

A condition where a person may understand speech, but they have difficulty speaking fluently themselves.

What is expressive aphasia?

800

An optimal period shortly after brith when an organisms exposure to certain stimuli or experiences produces proper development.

What is critical period?

800

The set of rules by which we derive meaning from morphemes, words, and sentences in a given language; also, the study of meaning.

What are semantics?

800

A condition that affects someone's ability to understand and speak using meaningful language.

What is receptive aphasia?

1000

Early speech stage in which a child speaks using mostly nouns and verbs such as "go car".

 What is telegraphic speech?

1000

The rules for combining words into grammatically sensible sentences in a given language.

What is syntax?

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