Defining a word too narrowly is known as
A) an overextension.
B) an underextension.
C) fast mapping.
D) overregularization.

Question

Quizplus · Accepted Answer

Defining a word too narrowly is known as underextension. Overextension refers to defining a word too broadly, fast mapping refers to the process by which children acquire new words quickly, and overregularization refers to applying grammar rules too broadly, such as saying "mouses" instead of "mice".

Defining a Word Too Narrowly Is Known as