Examlex
Why is the main sequence main? Why are these stars so common?
Understanding
The ability to comprehend, grasp the meaning of, or apprehend an idea, situation, or concept.
Critical Period
A specific time in an organism's development when the presence or absence of certain experiences can have profound and lasting effects on the biological or behavioral outcomes.
Skill Mastery
The process of acquiring complete control or high proficiency in a particular skill through practice and learning.
Sign Language
A language which uses visually transmitted sign patterns, usually combining hand movements, body language, and facial expressions to convey meaning, primarily used by deaf and hard of hearing people.
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