15-letter words containing si
- dorsibranchiate — having branchiae or gills along the back
- dorsiventrality — The quality of being dorsiventral.
- dual admissions — a system whereby students attaining less good marks than what is required are offered a place provided they successfully complete another course first to improve some aspect of their work
- dye sensitizing — the producing of panchromatic or orthochromatic film by treating it with an emulsion containing dyes that absorb light of all or certain colors.
- early admission — a plan for admission to colleges in the US, in which students apply to colleges earlier in the year than is customary and receive their results earlier too
- ecclesiasticism — ecclesiastical principles, practices, or spirit.
- ecclesiological — Of or pertaining to ecclesiology.
- electro-osmosis — movement of liquid through a capillary tube or membrane under the influence of an electric field: used in controlling rising damp
- electroanalysis — (physics, chemistry) Any of several electrochemical forms of analysis.
- electrodeposits — Third-person singular simple present indicative form of electrodeposit.
- electrodialysis — Dialysis in which the movement of ions is aided by an electric field applied across the semipermeable membrane.
- electrophoresis — The movement of charged particles in a fluid or gel under the influence of an electric field.
- electropositive — Electrically positive.
- ellipsis points — the characters (… or formerly ***) forming a punctuation mark indicating an intentional omission of words or letters or an abrupt change of thought, lapse of time, incomplete statement, etc.
- embroidery silk — a silk thread used for embroidery
- emission nebula — a type of nebula that emits visible radiation
- epsilon squared — (jargon) A quantity even smaller than epsilon, as small in comparison to epsilon as epsilon is to something normal; completely negligible. If you buy a supercomputer for a million dollars, the cost of the thousand-dollar terminal to go with it is epsilon, and the cost of the ten-dollar cable to connect them is epsilon squared. Compare lost in the underflow, lost in the noise.
- erosive mixture — An erosive mixture is a mixture containing substances that wear away components or cause problems with the flow of oil along pipelines.
- etesian climate — a climate having sunny, hot, dry summers and rainy winters.
- ethnomusicology — The study of the music of different cultures, especially non-Western ones.
- exclusion order — law: ban spouse from home
- excursion train — a train that is laid on for a special occasion such as a sports or cultural event
- expansion joint — structural feature: gap to allow for expansion or contraction
- expression mark — one of a set of musical directions, usually in Italian, indicating how a piece or passage is to be performed
- expression tree — (mathematics, grammar) The syntax tree of an expression.
- expressionistic — Expressionist.
- expulsion order — a legal document ordering someone's expulsion
- extensification — The process of making something (more) extensive.
- extension cable — an extra length of cable with a plug and a connector that can be added to an electric lead
- extension light — a light on the end of a length of cable
- extensivization — the process of (something) becoming more extensive, esp in agriculture
- extrinsicalness — Quality of being extrinsical.
- factor analysis — the use of one of several methods for reducing a set of variables to a lesser number of new variables, each of which is a function of one or more of the original variables.
- family business — company owned and run by a family
- family division — a division of the High Court of Justice dealing with divorce, the rights of access to children, etc
- fasciolopsiasis — a parasitic disease caused by flukes of the genus Fasciolopsis and characterized by abdominal pain and diarrhea: common in the Far East.
- fetal diagnosis — prenatal determination of genetic or chemical abnormalities in a fetus, esp by amniocentesis
- field intensity — the vector sum of all forces exerted by a field on a unit mass, unit charge, unit magnetic pole, etc., at a given point within the field.
- field of vision — the entire view encompassed by the eye when it is trained in any particular direction.
- fifth dimension — a theoretical dimension beyond or in addition to a fourth dimension.
- fire resistance — the amount of resistance of a material or construction to fire.
- fission product — a nuclide produced either directly by nuclear fission or by the radioactive decay of such a nuclide
- fission reactor — a nuclear reactor in which a fission reaction takes place
- fissiparousness — The quality of being fissiparous.
- focusing screen — a camera in which the image appears on a ground-glass viewer (focusing screen) after being reflected by a mirror or after passing through a prism or semitransparent glass; in one type (single-lens reflex camera) light passes through the same lens to both the ground glass and the film, while in another type (twin-lens reflex camera) light passes through one lens (viewing lens) to the ground glass and through a second lens (taking lens) to the film, the lenses being mechanically coupled for focusing.
- follow-up visit — a visit made as a follow-up to an initial visit
- food processing — transforming raw materials into food
- foreign mission — mission (def 10).
- forensic expert — an expert in applying scientific, technical or medical knowledge to the purposes of law
- foresightedness — care or provision for the future; provident care; prudence.