(Redirected from Opportunistic infections) An opportunistic infection is an infection caused by pathogens (bacteria, viruses, fungi, or protozoa) that take advantage of an opportunity not normally available, such as a host with a weakened immune system, an altered microbiota (such as a disrupted gut flora), or breached integumentary barriers.
If someone is described as being 'rough around the edges' it means they are generally good but have a few faults on the outside. Rough around the edges has many meanings: Worn out; Not polished or refined; Not great but not bad either; ans Unkempt.
jagÂ·ged. adj. 1. Marked by irregular projections and indentations on the edge or surface: the jagged edge of the broken window.2. Having a rough or harsh quality: not a stutter exactly but a jagged sound, as if the words were being broken off from some other, stronger current of words deep inside (Anne Tyler). jagâ²gedÂ·ly adv.agÂ·ged. adj. 1. Marked by irregular projections and indentations on the edge or surface: the jagged edge of the broken window.