2. Noun. The key issue or problem, which if (re)solved, would make the current task easy to complete. The issue around which the whole problem revolves. ¹
¹ Source: wiktionary.com
2. Noun. The key issue or problem, which if (re)solved, would make the current task easy to complete. The issue around which the whole problem revolves. ¹
¹ Source: wiktionary.com