| A | B |
| fanion | n. A small flag for marking a position, used especially by surveyors or soldiers. |
| farrier | n. Ine that shoes horses. latin ferrarius, of iron, blacksmith |
| favela | n. A shantytown or slum, especially in Brazil. portugese, prolly from favo, honeycomb. |
| felucca | n. Nautical. A narrow, swift, lateen-rigged sailing vessel, such as that used on the Nile or in the Mediterranean Sea. italian-feluca, from arabic, fulk-ship |
| fissiped | adj. 1. Having the toes separated from one another, as in the feet of certain carnivorous mammals. n. A carnivorous mammal, suck as a bear, dog, or cat, that has such toes. no origin. prolly latin findere, to split ped-foot |
| foramen ovale (fuh-RAY-muhn-oh-VAL-ee) | n. An opening in the septum between the right and left atria of the heart, present in the fetus but usually closed soon after birth. |
| fourragere (foohr-uh-ZHAIR) | n. An ornamental braided cord usually looped around the left shoulder of a uniform, sometimes awarded to an entire military unit. |
| frutescent | adj. Relating to, resembling, or assuming the form of a shrub; shrubby. |
| fulgurant | adj. Flashing like lightning; dazzingly bright. |
| fungistat | n. A substance that inhibits the growth of fungi. No origin. |