التَّبْطِيلُ
Root: بطل
Form: 2
Full Definition
التَّبْطِيلُII
[Verbal.Noun of بطّل] signifies
فِعْلُ البطالهِ , [in which the latter word is written in the TA without any indication of the vowel of the ب,] i. e. The pursuit of vain, or frivolous, diversion or sport, and foolish, or ignorant, conduct. [See بِطَالَةٌ, above, and the phrase next following it.]
def.2 See also 4.
def.2 See also 4.