adj.
Pronunciation: ' in-t( ə -)r ə s-t ə d; ' in-t ə - ˌ res-, ' in- ˌ tres-; ' in-t ə rs-
Function: adjective
Date: 1602
1 : having the attention engaged < interested listeners>
2 : being affected or involved < interested parties>
– in · ter · est · ed · ly adverb