مُخٌّ

The marrow (نِقْى, in the CK نَقِىّ,) of a bone; (K;) that which is in a bone; (S;) the substance which is extracted from a bone; (IDrd;) the greasy or oily substance which is in a bone: (Msb:) plural مِخَخَةٌ (S, K) and مِخَاخٌ. (K.)

[Any kind of pulp.]

↓ مُخَّةٌ is a more special term than مُخٌّ, (S,) signifying A portion, or piece, of marrow. (L.)

شَرٌّ مَّا يُجِيُوءكَ إِلَى مُخَّةِ عُرْقُوبٍ [It is an evil thing that compelleth thee to have recourse to the marrow of a hock]. A proverb. (S.) [See article عرقب.]

مُخٌّ also signifies (sometimes, S,) (assumed tropical:) The brain. (S, K.)

Also, The bulb (lit. fat, شَحْمَة,) of the eye. (A, K.) Mostly used in this sense in poetry. (TA.)

Also, (tropical:) Good, profit, or advantage. Ex. لَا أَرَى لِأَمْرِكَ مُخًّا I see no good, or profit, or advantage, [pertaining] to thy affair. (A.)

Also, (tropical:) The purest, choicest, best, or most excellent, part of anything: (S, A, L, K:) and ↓ مُخَّةٌ (A, L) and ↓ مُخَاخَةٌ. (TA.) Ex. هٰوءُلَاءُ مُخُّ القَوْمِ, and ↓ مُخَّتُهُمْ, (tropical:) These are the best of the people. (A.) And الدُّعَاءُ مُخُّ العِبَادَةِ (tropical:) Supplication is the purest, or best, part of religious worship, or devotion. (L, from a tradition) And هٰذَا مِنْ مُخِّ قَلْبِى, and ↓ مُخَّتِهِ, (tropical:) This [proceeds] from the purest, or best, [affections] of my heart. (L.)