12-letter words containing s, e, l, f, i
- 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.
- 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.
- 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.
- inflorescent — Of, pertaining to or causing inflorescence.
- influentials — Plural form of influential.
- infomercials — Plural form of infomercial.
- infraclasses — Plural form of infraclass.
- insufferable — not to be endured; intolerable; unbearable: their insufferable insolence.
- insufferably — not to be endured; intolerable; unbearable: their insufferable insolence.
- 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
- 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
- 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.
- laticiferous — bearing or containing latex.
- 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.
- 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).
- life goes on — You can say 'Life goes on' after mentioning something very sad to indicate that, although people are very upset or affected by it, they have to carry on living normally.
- life history — the series of living phenomena exhibited by an organism in the course of its development from inception to death.
- life savings — a person who rescues another from danger of death, especially from drowning.
- life science — any science that deals with living organisms, their life processes, and their interrelationships, as biology, medicine, or ecology.
- life support — equipment to sustain a patient's life
- life-support — of or relating to equipment or measures that sustain or artificially substitute for essential body functions, as breathing or disposal of body wastes: Without life-support equipment, the patient might die.
- lifelessness — The property of being lifeless, the lack of apparent animation.
- lifelikeness — Quality of being lifelike.
- lifestreamer — a person who provides an online record of his or her life, either by means of live video footage or via an online collection of social network updates, blogs, and photos
- line fishing — the activity and sport of fishing using a line
- line of site — a straight line from the muzzle of an artillery gun to its target.
- little falls — a township in NE New Jersey.
- little foxes — a play (1939) by Lillian Hellman.
- loosefitting — fitting loosely
- loosestrifes — Plural form of loosestrife.
- loriciferans — Plural form of loriciferan.
- ludwigshafen — a city in SW Germany, on the Rhine opposite Mannheim.
- lug foresail — a gaff foresail having no boom or sometimes a partial boom.
- luminiferous — producing light: the luminiferous properties of a gas.