مأن
مأه
مأى
مَاهِيَّةٌ
مَاهِيَّةٌ [The quiddity, or essence, or substance, of a thing;] that whereby a thing is what it is. (KT.) See also حَقِيقَةٌ, and جَوْهَرٌ, and ذَاتِيَّةٌ, and مَعْنًى.
مِئِينٌ
مِئِينٌ: see سِنِينٌ, voce سَنَةٌ, in art. سنه.