Nehiloth
Smith’s Bible Dictionary · William Smith, F. N. Peloubet, M. A. Peloubet
The title of (Psalms 5:1) in the Authorized Version is rendered "To the chief musician upon Nehiloth ." It is most likely that nehiloth is the general term for perforated wind-instruments of all kinds, as neginoth denotes all manner of stringed instruments.
In other dictionaries
Read “Nehiloth” in the 3 dictionariesSource of the article
William Smith; revised by F. N. Peloubet and M. A. Peloubet; CrossWire SWORD module Smith 1.3
Bible Strong digital edition from CrossWire module 1.3, based on the 1884 Peloubet revision with later digital enrichments preserved