مِثْلُ

A word in the Arabic language will either be 1) a verb or 2) a noun or 3) a particle – مِثْلُ is a noun

A noun may either be 1) Definite or indefinite 2) Masculine or feminine 3) Singular, dual or plural 4) Nominative, accusative or genitive

المِثْلُ is the natural state of this definite noun and it is in this state ( مَرْفُوْعٌ) when the noun is: 1) the subject المُبْتَدَأُ or 2) the predicate الخَبَرُ or 3) اسْمُ كَانَ or 4) خَبَرُ إِنَّ or 5) الفَاعِلُ subject of a verb in the active voice or 6) نَائِبُ الفَاعِلِ subject of a verb in the passive voice or 7) it’s a noun of dependent declension a) نَعْتٌ / صِفَطٌ adjectives b) التَّوْكِيْدُ emphatic c) المَعْطُوْفٌ conjunction d) البَدَلُ synonym

المِثْلُ loses it’s definite article ال, changing to مِثْلُ due to it being a possessed noun

Likeness; Like; Similar; Of the kind; Resemblance; Similarly; Equivalent; Similitude; As much as; The same as

To resemble, imitate, compare any one with, be or look like some one, bear a likeness

مَعْرِفَةٌمُفْرَدٌمُذَكَّرٌمَرْفُوْعٌم ث لبَاب نَصَرَ مَثَلَ يَمْثُلُفِعْلٌاسْمٌالْمَصْدَرُ
DefiniteSingularMasculineNominativeRootLiken, resemble, compareنPatternNounVerbal Noun
Surah/Below are the 24 verses in the holy Quran containing the nounمِثْلُ
Verse 
and the divorced women shall wait concerning themselves for three (menstrual) periodsوَالمُطَلَّقَاتُ يَتَرَبَّصْنَ بِأَنْفُسِهِنَّ ثَلَاثَةَ قُرُوءٍ
and not lawful for them to conceal what Allah (SWT) created in their wombsوَلَا يَحِلُّ لَهُنَّ أَنْ يَكْتُمْنَ مَا خَلَقَ اللهُ فِى أَرْحَامِهِنَّ
if they believe in Allah (SWT) and the last dayإِنْ كُنَّ يُؤْمِنَّ بِاللهِ وَاليَوْمِ الآخِرِ
and their husbands have a better right to take them back in thatوَبُعُوْلَتُهُنَّ أَحَقُّ بِرَدِّهِنَّ فِى ذَلِكَ
if they wish reconciliationإِنْ أَرَادُوا إِصْلَاحًا
and for them like those on them with kindnessوَلَهُنَّ مِثْلُ الَّذِي عَلَيْهِنَّ بِالمَعْرُوْفِ
2-228and for the men over them a degree and Allah (SWT) is All-Mighty, All-Wiseوَلِلرِّجَالِ عَلَيْهِنَّ دَرَجَةٌ وَاللهُ عَزِيْزٌ حَكِيْمٌ
2-233
2-275
3-140
4-11
4-140
4-176
5-95
7-169
11-89
13-17
14-10
14-11
18-110
21-3
23-24
23-33
26-154
26-186
35-14
36-15
41-6
42-40
89-8the like of which were not created in the landsالَّتِي لَمْ يُخْلَقْ مِثْلُهَا فِي البِلَادِ