Denshi Jisho — Online Japanese dictionary

潜む ひそむ to lurk; to lie dormant; to be hidden; to be concealed; to be stashed
Common word, Godan verb with mu ending, Intransitive verb 

You can also

Look up kanji details for 潜む.

Try a Yahoo Jisho search for 潜む .
Try a Goo Jisho search for 潜む .
Try a Google search for 潜む .