Unscramble Otrefrasin

What is the meaning of word otrefrasin unscrambled?

What 10 letter words can be made from letters O T R E F R A S I N:

1. rainforest - Definition of rainforest

2. rotiferans - Definition of rotiferans

Make more words by adding or removing letters

How many 9 letter words can you make from letters O T R E F R A S I N?

1. frontiers - Definition of frontiers

2. rotiferan - Definition of rotiferan

3. serration - Definition of serration

Which 9 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter O and unscrambling trefrasin
2) Removing the letter T and unscrambling orefrasin
3) Removing the letter R and unscrambling otefrasin
4) Removing the letter E and unscrambling otrfrasin
5) Removing the letter F and unscrambling otrerasin
6) Removing the letter R and unscrambling otrefasin
7) Removing the letter A and unscrambling otrefrsin
8) Removing the letter S and unscrambling otrefrain
9) Removing the letter I and unscrambling otrefrasn
10) Removing the letter N and unscrambling otrefrasi

More anagrams containing the letters O T R E F R A S I N
otrefrasni otrefrians staenoirrf eiatrfrsno