فِعْلٌ مَنْفِىٌّ
1.
A verb rendered negative by its being preceded by مَا or the like; opposite of
مُثْبَتٌ and مُوجَبٌ.
2.
كَلاَمٌ مَنْفِىٌّ
A denied sentence; opposite of
مُثْبَتٌ and مُوجَبٌ; virtually the same as كَلاَمٌ نَافٍ
a denying, or negative, sentence.