Unscramble Rsonoistp

What is the meaning of word rsonoistp unscrambled?

What 9 letter words can be made from letters R S O N O I S T P:

1. positrons - Definition of positrons

2. sorptions - Definition of sorptions

Make more words by adding or removing letters

How many 8 letter words can you make from letters R S O N O I S T P?

1. Notropis - Definition of Notropis

2. portions - Definition of portions

3. positron - Definition of positron

4. sorption - Definition of sorption

5. torsions - Definition of torsions

Which 8 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter R and unscrambling sonoistp
2) Removing the letter S and unscrambling ronoistp
3) Removing the letter O and unscrambling rsnoistp
4) Removing the letter N and unscrambling rsooistp
5) Removing the letter O and unscrambling rsonistp
6) Removing the letter I and unscrambling rsonostp
7) Removing the letter S and unscrambling rsonoitp
8) Removing the letter T and unscrambling rsonoisp
9) Removing the letter P and unscrambling rsonoist

More anagrams containing the letters R S O N O I S T P
rsonoitps rsonoitsp osrtoinsp otsirpons