Glossary E
Glossary E
Extended optional infinitive hypothesis refers to the notion that all children go through a stage in which verbs are produced without inflection, that is, they optionally appear in their infinite form without the endings that mark person, tense, and aspect, and that in children with specific language impairment, this stage lasts longer than normal.
Extensibility is defined as the ability of muscle to be stretched back to its original length following contraction.
Extensor refers to muscle that extends a limb. Extensors are muscles that extend a limb, that is, increase the angle at a joint.