furring strip
— Navneord
– Engelsk
~ strip used to give a level surface for attaching wallboard
flight strip
— Navneord
– Engelsk
~ an airfield without normal airport facilities
four-stroke internal-combustion engine
— Navneord
– Engelsk
~ an internal-combustion engine in which an explosive mixture is drawn into the cylinder on the first stroke and is compressed and ignited on the second stroke; work is done on the third stroke and the products of combustion are exhausted on the fourth stroke
four-stroke engine
— Navneord
– Engelsk
~ an internal-combustion engine in which an explosive mixture is drawn into the cylinder on the first stroke and is compressed and ignited on the second stroke; work is done on the third stroke and the products of combustion are exhausted on the fourth stroke
forehand stroke
— Navneord
– Engelsk
~ (sports) a return made with the palm of the hand facing the direction of the stroke (as in tennis or badminton or squash)
family Stromateidae
— Navneord
– Engelsk
~ butterfishes: harvest fishes; dollar fishes
family Strophariaceae
— Navneord
– Engelsk
~ sometimes included in family Agaricaceae
fine structure
— Navneord
– Engelsk
~ the presence of groups of closely spaced spectrum lines observed in the atomic spectrum of certain elements; "the fine structure results from slightly different energy levels"
field of study
— Navneord
– Engelsk
~ a branch of knowledge; "in what discipline is his doctorate?"; "teachers should be well trained in their subject"; "anthropology is the study of human beings"
French Sudan
— Navneord
– Engelsk
~ a landlocked republic in northwestern Africa; achieved independence from France in 1960; Mali was a center of West African civilization for more than 4,000 years
fruit sugar
— Navneord
– Engelsk
~ a simple sugar found in honey and in many ripe fruits
family Suidae
— Navneord
– Engelsk
~ pigs; hogs; boars
family Sulidae
— Navneord
– Engelsk
~ gannets and boobies