Context: Some scientific materialists have been criticized, for example by Noam Chomsky, for failing to provide clear definitions for what constitutes matter, leaving the term "materialism" without any definite meaning. Chomsky also states that since the concept of matter may be affected by new scientific discoveries, as has happened in the past, scientific materialists are being dogmatic in assuming the opposite.

Question: Who is praised for providing a clear definition of materalism?
Answer: Unanswerable

Question: Noam Chomsky disagrees with what concept? 
Answer: Unanswerable

Question: Chomsky stated that matter is not affected by what? 
Answer: Unanswerable

Question: How does Chomsky define materialism? 
Answer: Unanswerable

Question: According to Chomsky, who are dogmatic for agreeing with him? 
Answer: Unanswerable