Nounكَمْ2 senses · 1 main
Core sense — how many?, how much?, how long?generated
See its synonym كَأَىٍّ or كَأَيِّنْ under أَىٌّ.
As an interrogative, with the thing specified left out: What number? How many?
Virtually meaning How much?, as in an example under سِقْىٌ, and so too under مَسَافَةٌ and under شَبْرٌ.
Also How long?, as in the Qur'ān 2:161 and elsewhere, a noun meaning a period of time being understood. See also an example under عَسَفَ and under فَرَشَ.