What does problem and solution mean?

To put into confused motion; to disturb; to agitate., To disturb; to perplex; to afflict; to distress; to grieve; to fret; to annoy; to vex., To give occasion for labor to; -- used in polite phraseology; as, I will not trouble you to deliver the letter., Troubled; dark; gloomy., The state of being troubled; disturbance; agitation; uneasiness; vexation; calamity., That which gives disturbance, annoyance, or vexation; that which afflicts., A fault or interruption in a stratum.