القَدْرِ

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

القَدْرُ is the natural state of this definite noun and it changes to القَدْرِ due to: 1) a preposition that precedes it or 2) a possessed noun that precedes it or 3) it’s a noun of dependent declension a) نَعْتٌ / صِفَطٌ adjectives b) التَّوْكِيْدُ emphatic c) المَعْطُوْفٌ conjunction d) البَدَلُ synonym

Estimation, Appreciation, Measure, Power, Majesty, Honour

To be able to do, have the power over, prevail, measure to an exact nicety, estimate exactly, be sparing, determine, decree, grown, arrange, prepare, allot, devise, dispose, appreciate, honour, assign, know, understand, straighten (the provision or other means), restrict.

Surah/Below are the 3 verses in the holy Quran containing the possessive nounالقَدْرِ
Verse
97-1Truly, We have sent it down in the night of Qadrإِنَّآ أَنْزَاْنَاهُ فِي لَيْلَةِ القَدْرِ
97-2And what will make you know what the night of Qadr is?وَمَآ أَدْرَاكَ مَا لَيْلَةُ القَدْرِ
97-3The night of Qadr is better than a thousand monthsلَيْلَةُ القَدْرِ خَيْرٌ مِّنْ أَلْفِ شَهْرٍ