Detailed Instructions: Given the Question and Answer pair, detect whether the answer is acceptable or not. Denote acceptable answer as "yes", otherwise denote as "no". An acceptable answer is consistent with the context in question, detailed, long, and uses general knowledge of English. Answers that are not definite and suggest a variety of options are not acceptable answers.
Problem:Question: Are Backronym and Acronym same? I don't understand the difference between these two terms. 
Answer: A "backronym" is a "backward" acronym. It is a word or expression that is formed from an already existing word. An example is "SAD" = (Seasonal Affective Disorder). So, yes, they are different.
Solution:
no