Wiktionary
vb. 1 (context transitive English) To think carefully about something, and give it due consideration. 2 (context transitive computing English) To access details of (a data type, etc.) at run-time using reflection. 3 To give an impression of (context used with an adverb English).
Usage examples of "reflect on".
When we reflect on this struggle, we may console ourselves with the full belief, that the war of nature is not incessant, that no fear is felt, that death is generally prompt, and that the vigorous, the healthy, and the happy survive and multiply.
It was sad to reflect on the results of the expedition: the plants thrown overboard.
ABOARD THE FOURTEEN-PLACE PIPER TILTPROP LIAISON plane headed for Swedru, Ghana, just six hundred kilometers to the north, Ripley Forte had time to reflect on the significance of the two messages he had received.
His situation was too precarious to allow him even time to reflect on any thought but one.