facilitate. To quicken, in the sense here considered, is to increase speed, move or cause to move more rapidly, as through more space or with, a greater number of motions in the same time. To accelerate is to increase the speed of action or of motion. A motion whose speed increases upon itself is said to be accelerated, as the motion of a falling body, which becomes swifter with every second of time.
: one of the young unfurling fronds of some ferns that are often eaten as greens âcalled also fiddlehead fern.See fiddlehead defined for kids. ADVERTISEMENT. one of the young unfurling fronds of some ferns that are often eaten as greens âcalled also fiddlehead fern.
The cause is likely an unidentified natural toxin in fiddleheads. Symptoms usually begin 30 minutes to 12 hours after ingestion and may include nausea, vomiting, diarrhea, abdominal cramps, and headaches.