12-letter words containing f, l, s
- indefeasible — not defeasible; not to be annulled or made void; not forfeitable.
- indefeasibly — In an indefeasible manner.
- indefensible — not justifiable; inexcusable: indefensible behavior.
- indefensibly — In an indefensible manner.
- indefinables — Plural form of indefinable.
- index fossil — a widely distributed fossil, of narrow range in time, regarded as characteristic of a given geological formation, used especially in determining the age of related formations.
- infant class — (in England and Wales) a class at infant school for young schoolchildren between the ages of 5 and 7
- infectiously — communicable by infection, as from one person to another or from one part of the body to another: infectious diseases.
- infelicities — Plural form of infelicity.
- infelicitous — inapt, inappropriate, or awkward; malapropos: an infelicitous remark.
- infidelities — marital disloyalty; adultery.
- infiltrators — Plural form of infiltrator.
- inflamedness — The state or quality of being inflamed.
- inflammasome — (biochemistry) A multi-protein complex that is responsible for inflammatory rheumatic diseases via activation of caspases.
- inflationism — the policy or practice of inflation through expansion of currency or bank deposits.
- inflationist — an advocate of inflation through expansion of currency or bank deposits.
- inflorescent — Of, pertaining to or causing inflorescence.
- influentials — Plural form of influential.
- infomercials — Plural form of infomercial.
- infraclasses — Plural form of infraclass.
- infusibility — Incapability or difficulty of being fused, melted, or dissolved.
- insightfully — characterized by or displaying insight; perceptive.
- insufferable — not to be endured; intolerable; unbearable: their insufferable insolence.
- insufferably — not to be endured; intolerable; unbearable: their insufferable insolence.
- insufflation — to blow or breathe (something) in.
- iron sulfate — ferrous sulfate.
- isapi filter — (web) A replaceable DLL which the server calls whenever there is an HTTP request. When the filter is first loaded, it communicates to the server what sort of notifications will be accepted. After that, whenever a selected event occurs, the filter is called to process the event. Example applications of ISAPI filters include custom authentication schemes, compression, encryption, logging, traffic analysis or other request analyses.
- isle of dogs — a district in the East End of London, bounded on three sides by the River Thames, and a focus of major office development (Canary Wharf) in recent years
- isoflavonoid — (organic chemistry) Any compound, isomeric with the flavonoids, derived from 3-phenyl-1,4-benzopyrone.
- jaculiferous — having dartlike spines.
- javelin fish — a fish of the genus Pomadasys of semitropical Australian seas with a long spine on its anal fin
- jawless fish — cyclostome.
- jaws of life — powerful shears used for cutting a vehicle open after a collision
- jelly fungus — any of various fungi of the order Tremellales, distinguished by gelatinous basidiocarp.
- justifyingly — to show (an act, claim, statement, etc.) to be just or right: The end does not always justify the means.
- kick oneself — regret sth
- kill oneself — to overexert oneself
- kiss of life — medicine
- lantern fish — any of several small, deep-sea fishes of the family Myctophidae, having rows of luminous organs along each side, certain species of which migrate to the surface at night.
- larch sawfly — a red and black sawfly, Pristiphora erichsonii, the larvae of which infest and feed on the leaves of larch.
- laticiferous — bearing or containing latex.
- latifundista — the owner of a latifundio in Latin America or Spain.
- law of areas — any one of three laws governing planetary motion: each planet revolves in an ellipse, with the sun at one focus; the line connecting a planet to the sun sweeps out equal areas in equal periods of time (law of areas) or the square of the period of revolution of each planet is proportional to the cube of the semimajor axis of the planet's orbit (harmonic law)
- law of moses — the Pentateuch, containing the Mosaic dispensations, or system of rules and ordinances, and forming the first of the three Jewish divisions of the Old Testament.
- law of sines — a law stating that the ratio of a side of a plane triangle to the sine of the opposite angle is the same for all three sides.
- leaf mustard — a pungent powder or paste prepared from the seed of the mustard plant, used as a food seasoning or condiment, and medicinally in plasters, poultices, etc.
- leapfroggers — Plural form of leapfrogger.
- least of all — You can use least of all after a negative statement to emphasize that it applies especially to the person or thing mentioned.
- left-justify — If printed text is left-justified, each line begins at the same distance from the left-hand edge of the page or column.
- leif ericson — Leif [leef;; Icelandic leyv] /lif;; Icelandic leɪv/ (Show IPA), flourished a.d. c1000, Norse mariner: according to Icelandic saga, discoverer of Vinland (son of Eric the Red).