<B>fluidextract, </B>noun.<DL COMPACT><DD> a tincture or solution of a vegetable drug of such strength that one cubic centimeter represents (in therapeutic effect) one gram of the standardized drug in dry form. </DL>
<A NAME="fluidflow">
<B>fluid flow,</B><DL COMPACT><DD> (Physics.) any characteristic movement of fluid particles, such as laminar flow and turbulent flow. <BR> <I>Ex. Using this method, scientists can study what they call "fluid flow," such as water running out of faucets or through pipes in your house, or the meandering of rivers and streams (Science News Letter).</I> </DL>
<A NAME="fluidflywheel">
<B>fluid flywheel,</B><DL COMPACT><DD> a type of fluid coupling used in certain automobiles in connection with an automatic or semiautomatic transmission. </DL>
<A NAME="fluidfuel">
<B>fluid fuel,</B><DL COMPACT><DD> liquid, gas, and chemical fuels. <BR> <I>Ex. Throughout the world fluid fuels are replacing solid fuels because their technical advantages in transport, handling, storage, processing and use have a large monetary value (London Times).</I> </DL>
<A NAME="fluidic">
<B>fluidic, </B>adjective.<DL COMPACT><DD><B> 1. </B>of or having to do with fluids or fluidics. <DD><B> 2. </B>using the interaction of fluid streams of gas, air, or liquid to perform functions of instrumentation and control, which would otherwise be performed by mechanical or electrical mechanisms; flueric. <BR> <I>Ex. The signal in fluidic devices is carried by the flow of a liquid, just as the signal in electronic circuits is carried by the flow of the electrons (Foster P. Stockwell).</I> </DL>
<A NAME="fluidiccircuit">
<B>fluidic circuit,</B><DL COMPACT><DD> fluid amplifiers connected to form circuits that can be used instead of mechanical devices or electrical circuits in performing industrial processes involving timing and counting and in controlling parts of airplanes and spacecraft. </DL>
<A NAME="fluidics">
<B>fluidics, </B>noun.<DL COMPACT><DD> the science or technology of using fluid streams or fluidic devices instead of mechanical or electrical mechanisms to perform functions of instrumentation, the control of machinery, or the processing of information. <BR> <I>Ex. Where electronics uses streams of electrons, the growing technology of fluidics employs liquids or gases, which operate more reliably in certain environments (New Scientist).</I> </DL>
<B>fluidity, </B>noun.<DL COMPACT><DD> fluid condition or quality. <BR> <I>Ex. (Figurative.) The play moved forward with an always professional fluidity (Harper's).</I> </DL>
<A NAME="fluidization">
<B>fluidization, </B>noun.<DL COMPACT><DD><B> 1. </B>the process of making fluid or liquid. <DD><B> 2. </B>the process in which a solid is so finely ground as to take on most of the properties of a liquid. </DL>
<A NAME="fluidize">
<B>fluidize, </B>transitive verb, <B>-ized,</B> <B>-izing.</B><DL COMPACT><DD><B> 1. </B>to make fluid or liquid. <DD><B> 2. </B>to give fluid properties to (a solid) by means of fluidization, so that it flows when in contact with a liquid or gaseous stream. noun <B>fluidizer.</B> </DL>
<B>fluid mechanics,</B><DL COMPACT><DD> an applied science based on the principles of the flow of gases and liquids; fluid dynamics and fluid statics. </DL>
<A NAME="fluidounce">
<B>fluid ounce,</B> or <B>fluidounce, </B>noun.<DL COMPACT><DD> a measure for liquids. In the United States, 16 fluid ounces = 1 pint and a fluid ounce equals about .0295 liter; in Great Britain, 20 fluid ounces = 1 imperial pint. </DL>
<A NAME="fluidpressure">
<B>fluid pressure,</B><DL COMPACT><DD> the pressure exerted by a confined fluid in static equilibrium, equal in all directions and perpendicular to the surfaces confining it. </DL>
<A NAME="fluidrachm">
<B>fluidrachm, </B>noun. =fluid dram.</DL>
<A NAME="fluidram">
<B>fluidram, </B>noun. =fluid dram.</DL>
<A NAME="fluidstatics">
<B>fluid statics,</B><DL COMPACT><DD> the study of gases and liquids at rest. Hydrostatics is a part of fluid statics. </DL>
<A NAME="fluidtransmission">
<B>fluid transmission,</B> =fluid drive.</DL>
<A NAME="fluke">
<B>fluke</B> (1), noun.<DL COMPACT><DD><B> 1. </B>the flat, three-cornered piece at the end of each arm of an anchor, which catches in the ground and holds it fast. <DD><B> 2. </B>the barbed head of an arrow, harpoon, etc. <DD><B> 3. </B>either of the two halves of a whale's tail. </DL>
<A NAME="fluke">
<B>fluke</B> (2), noun, verb, <B>fluked,</B> <B>fluking.</B><DL COMPACT><DD> (Informal.) <DD><I>noun </I> <B>1. </B>a lucky shot in billiards or pool. <DD><B> 2. </B>a lucky chance; fortunate accident. <DD><B> 3. </B>a chance or accident. <DD><I>v.t. </I> <B>1. </B>to make or hit by a lucky shot in billiards or pool. <DD><B> 2. </B>to get by chance or accident. <DD><I>v.i. </I> to make a fluke. </DL>
<A NAME="fluke">
<B>fluke</B> (3), noun.<DL COMPACT><DD><B> 1. </B>a flatfish, especially a common flounder. <DD><B> 2. </B>a parasitic flatworm shaped somewhat like a flatfish; trematode. <BR> <I>Ex. They may be found in many parts of an animal body; there are blood flukes, lung flukes, liver flukes, intestinal flukes, and even some that cling to the external surface of some water animals (A. M. Winchester).</I> </DL>
<A NAME="flukedisease">
<B>fluke disease,</B><DL COMPACT><DD> an often fatal disease of the liver, especially in cattle and sheep, characterized by anemia, weakness, and swollen jaws; fascioliasis. It is caused by a liver fluke that lives as a larva in snails and then encysts on grass. </DL>
<B>flukicide, </B>noun.<DL COMPACT><DD> a chemical substance that kills parasitic flatworms or flukes. </DL>
<A NAME="fluky">
<B>fluky, </B>adjective, <B>flukier,</B> <B>flukiest.</B><DL COMPACT><DD> (Informal.) <DD><B> 1. </B>like a fluke; obtained by chance rather than by skill. <BR> <I>Ex. a fluky victory.</I> <DD><B> 2. </B>uncertain. <BR> <I>Ex. fluky weather.</I> noun <B>flukiness.</B> </DL>
<A NAME="flume">
<B>flume, </B>noun, verb, <B>flumed,</B> <B>fluming.</B><DL COMPACT><DD><I>noun </I> <B>1. </B>a deep, narrow valley with a stream running through it. <DD><B> 2. </B>a large, inclined trough or chute for carrying water. Flumes are used to transport logs or to furnish water for power. <DD><I>v.t. </I> <B>1. </B>to move (logs or timber) in a flume. <DD><B> 2. </B>to divert (a river, etc.) by a flume. </DL>
<A NAME="flummery">
<B>flummery, </B>noun, pl. <B>-meries.</B><DL COMPACT><DD><B> 1a. </B>a pudding made of milk, eggs, flour, sugar, etc. <DD><B> b. </B>a heavy pudding made of oatmeal or flour boiled with water. <DD><B> 2. </B>(Figurative.) an empty compliment; empty trifling; nonsense. <BR> <I>Ex. a fine flummery about the ... eminent genius of the person whom they are addressing (Thackeray).</I> (SYN) froth, frivolity. </DL>
<A NAME="flummox">
<B>flummox, </B>transitive verb.<DL COMPACT><DD> (Informal.) to bring to confusion; confound; bewilder. noun <B>flummoxer.</B> </DL>
<A NAME="flump">
<B>flump, </B>verb, noun.<DL COMPACT><DD> (Informal.) <DD><I>v.i., v.t. </I> to move heavily with a dull noise. <DD><I>noun </I> the act or sound of flumping. </DL>
<A NAME="flung">
<B>flung, </B>verb.<DL COMPACT><DD> past tense and past participle of <B>fling.</B> <BR> <I>Ex. The boy flung the ball. The paper was flung away.</I> </DL>
<A NAME="flunk">
<B>flunk, </B>verb, noun.<DL COMPACT><DD> (Informal.) <DD><I>v.t. </I> <B>1. </B>to fail (a test, course, or grade) in schoolwork. <BR> <I>Ex. He flunked his history examination but passed all the others.</I> <DD><B> 2. </B>to cause to fail. <BR> <I>Ex. His answers on the final exam flunked him.</I> <DD><B> 3. </B>to mark or grade as having failed. <DD><I>v.i. </I> <B>1. </B>to fail in a test, course, or grade in school. <DD><B> 2. </B>to give up; back out. <DD><I>noun </I> a flunking; failure. <BR><I>expr. <B>flunk out,</B> </I>(Informal.) to dismiss or be dismissed from school, college, or the like, for failing work. <BR> <I>Ex. When I nearly flunked out, a number of my classmates and I discovered that studies were important (New York Times).</I> </DL>
<A NAME="flunkee">
<B>flunkee, </B>noun.<DL COMPACT><DD> (U.S. Informal.) a person who flunks out. </DL>
<A NAME="flunker">
<B>flunker, </B>noun.<DL COMPACT><DD> (U.S.) <DD><B> 1. </B>a student who fails in an examination. <DD><B> 2. </B>a teacher who marks or grades such a student. </DL>
<A NAME="flunkey">
<B>flunkey, </B>noun, pl. <B>-eys.</B> =flunky.</DL>
<A NAME="flunkout">
<B>flunk-out, </B>noun.<DL COMPACT><DD> (U.S. Informal.) a person who flunks out; flunkee. <BR> <I>Ex. a college flunk-out.</I> </DL>
<A NAME="flunky">
<B>flunky, </B>noun, pl. <B>flunkies.</B><DL COMPACT><DD><B> 1. </B>a flattering, fawning person; toady. (SYN) sycophant. <DD><B> 2. </B>a manservant who wears livery; footman. <BR> <I>Ex. His flunkies answer at the bell (Robert Burns).</I> (SYN) lackey. </DL>
<A NAME="flunkyism">
<B>flunkyism</B> or <B>flunkeyism, </B>noun.<DL COMPACT><DD> the actions or conduct of a flunky; being flattering and fawning. </DL>
<B>fluophosphate, </B>noun.<DL COMPACT><DD> a phosphate containing fluorine as an essential constituent. </DL>
<A NAME="fluor">
<B>fluor, </B>noun. =fluorite.</DL>
<A NAME="fluoracetamide">
<B>fluoracetamide, </B>noun.<DL COMPACT><DD> the amide of fluoroacetic acid, used in Great Britain as a pesticide. </DL>
<A NAME="fluorapatite">
<B>fluorapatite, </B>noun.<DL COMPACT><DD> a form of the mineral apatite containing fluorine. It is a major constituent of fossilized bones and is used as a measure of anthropological dating. </DL>
<A NAME="fluorcarbon">
<B>fluorcarbon, </B>noun. =fluorocarbon.</DL>
<A NAME="fluorene">
<B>fluorene, </B>noun.<DL COMPACT><DD> a crystalline hydrocarbon extracted from coal tar, fluorescent when impure. </DL>
<A NAME="fluoresce">
<B>fluoresce, </B>intransitive verb, <B>-resced,</B> <B>-rescing.</B><DL COMPACT><DD> to give off light by fluorescence; become fluorescent. </DL>
