Flowers for Algernon Vocabulary

a group of symptoms that characterizes a disease or disorder

terms used to analyze numerical data

ridiculously unreasonable 

able to be seen and/or touched

a state of great interest and excitement

a mean, nagging woman

a return to a less developed condition

theory used as a basis for research

to weaken or damage

a lack of intelligence or thought

having a constant relationship in degree or number

a person who takes advantage of any situation to achieve a goal with little regard for others

a focus on a particular activity or area of study

examining one's own thoughts, feelings, and sensations

a lack of sophistication; simplicity

the ability to learn or understand things or to deal with new or difficult situations.