The word slaughter essentially means a mass killing, usually of animals for selling the meat on market. It can also mean a very brutal murder. Not exactly a fun word to learn.
put upon "Three wise men came bearing gifts." = carrying"Her bearing was as a ballet dancer." = deportment"He took his bearing from his pocket compass." = direction"The wheels contained twelve ball...
'Mean' in this context means 'average'. Thus, 'mean word length' means 'average word length'. This is the total number of letters in your piece of writing, divided by the total number of words.Here...