Strong's #4257: machalath (pronounced makh-al-ath')
from 2470; sickness; Machalath, probably the title (initial word) of a popular song:--Mahalath.
Brown-Driver-Briggs Hebrew Lexicon:
machălath
1) Mahalath
1a) found in headings of Psalms 53:1-6 and Ps 81
1a1) meaning dubious, probably a catchword in a song giving name to tune
Part of Speech: noun feminine
Relation: from H2470
Same Word by TWOT Number: 623h or 655c
Usage:
This word is used 2 times:
Psalms 53:1: "To the chief Musician upon Mahalath, Maschil, A Psalm of David. The fool hath said in his heart,"
Psalms 88:1: "of Korah, to the chief Musician upon Mahalath Leannoth, Maschil of Heman the Ezrahite."