13-letter words containing i, n, s, o, f
- south african — of southern Africa.
- southern fish — the constellation Piscis Austrinus.
- space fiction — a book, film, TV series, etc, set in outer space
- specification — the act of specifying.
- spinuliferous — relating to a spine or spines
- spiny dogfish — any of several dogfish sharks of the genus Squalus, having a spine in front of each of the two dorsal fins, especially S. acanthias, inhabiting Atlantic coastal waters.
- splendiferous — splendid; magnificent; fine.
- sponge finger — sweet finger-shaped biscuit
- staff section — section (def 10b).
- staminiferous — bearing or having a stamen or stamens.
- state of mind — mental condition, mood
- step function — a function that is constant on each of a finite set of subintervals of its domain, the union of the subintervals being the domain.
- stoloniferous — producing or bearing stolons.
- suffocatingly — to kill by preventing the access of air to the blood through the lungs or analogous organs, as gills; strangle.
- sulfonic acid — any of a large group of organic compounds of the structure RSO 2 OH, which are strong acids that give neutral sodium salts: used in the synthesis of phenols, dyes, and other substances.
- sunflower oil — oil obtained from sunflower seeds
- superfetation — the fertilization of an ovum in a female mammal already pregnant.
- surface noise — extraneous noise caused by physical wear or a physical flaw on a phonograph record or in a pickup system, rather than by a flaw in the equipment.
- swift-flowing — moving rapidly
- testification — the act of testifying or giving testimony.
- tet offensive — an offensive by Vietcong and North Vietnamese forces against South Vietnamese and U.S. positions in South Vietnam, beginning on Jan. 31, 1968, the start of Tet.
- the offensive — an attitude or position of aggression
- think less of — to have a lower opinion of
- to stand firm — If someone stands firm, they refuse to change their mind about something.
- toasting fork — a long-handled fork used for cooking or toasting frankfurters, marshmallows, bread, etc., usually over an open fire.
- transfrontier — the part of a country that borders another country; boundary; border.
- transfusional — of or relating to transfusion
- trout fishing — angling to catch trout
- undiscomfited — not discomfited; at ease
- unfashionable — observant of or conforming to the fashion; stylish: a fashionable young woman.
- unfashionably — in an unfashionable manner
- unforeskinned — circumcised
- unofficiously — objectionably aggressive in offering one's unrequested and unwanted services, help, or advice; meddlesome: an officious person.
- unpersonified — to attribute human nature or character to (an inanimate object or an abstraction), as in speech or writing.
- versification — the act of versifying.
- vinson massif — a mountain in Antarctica, near the Ronne Ice Shelf: highest point on Antarctica; discovered 1935. About 16,864 feet (5140 meters).
- virgin forest — a forest in its natural state, before it has been explored or exploited by man
- working stiff — A working stiff is a person who has an ordinary job that is not well-paid.
- zf expression — (programming) (After Zermelo Fränkel set theory). David Turner's name for list comprehension.