13-letter words containing r, i, g, f, l, o
- goldie's fern — a wood fern, Dryopteris goldiana, of northeastern North America, having large, golden-green, leathery fronds with blades that tilt backward.
- grain of salt — salt crystal
- granuliferous — full of granules, or producing granules
- gulf of sidra — a wide inlet of the Mediterranean on the N coast of Libya
- half mourning — a mourning garb less somber than deep mourning, usually following a period of deep mourning.
- half-mourning — a mourning garb less somber than deep mourning, usually following a period of deep mourning.
- killing frost — the occurrence of temperatures cold enough to kill all but the hardiest vegetation, especially the last such occurrence in spring and the first in fall, events that limit the agricultural growing season.
- kolding fjord — an inlet of the Little Belt at the head of which is Kolding
- landing force — the ground forces of an amphibious task force that effect the assault landing in an amphibious operation.
- leap-frogging — a game in which players take turns in leaping over another player bent over from the waist.
- longsuffering — enduring injury, trouble, or provocation long and patiently.
- non-frangible — easily broken; breakable: Most frangible toys are not suitable for young children.
- nonreflecting — Not reflecting.
- oligofluorene — (organic chemistry) Any of a class of aromatic polycyclic hydrocarbons consisting of several fluorene units attached end-to-end.
- overflowingly — to an excessive degree
- pickerel frog — a meadow frog, Rana palustris, common in eastern North America, similar to the leopard frog but with squarish dark spots on the back.
- right to life — When people talk about an unborn baby's right to life, they mean that a baby has the right to be born, even if it has a severe disability or if its mother does not want it.
- right-to-life — pertaining to or advocating laws making abortion, especially abortion-on-demand, illegal; antiabortion: right-to-life advocates.
- school figure — (in ice skating) any one of a group of sixty-nine different figures, skated in two- or three-circle figure-eight patterns, used to test various skating movements, a skater usually being required to perform six selected ones in competition.
- self-ignorant — lacking in knowledge or training; unlearned: an ignorant man.
- selling floor — floor (def 10).
- sugar of milk — lactose.
- trading floor — stock exchange: room where trading is done
- waterflooding — (in oil, gas, or petroleum production) the practice of injecting water to maintain pressure in a reservoir and to drive the oil, etc towards the production wells
- working fluid — a liquid or gaseous working substance.