<B>simulacra, </B>noun.<DL COMPACT><DD> a plural of <B>simulacrum.</B> <BR> <I>Ex. We see why the greater part of the work done on the mechanical simulacra of the brain has been on machines which are more or less on a digital basis (Norbert Wiener).</I> </DL>
<A NAME="simulacre">
<B>simulacre, </B>noun.<DL COMPACT><DD> (Archaic.) a material or mental representation; image of a person or thing. </DL>
<A NAME="simulacrum">
<B>simulacrum, </B>noun, pl. <B>-cra</B> or <B>-crums.</B><DL COMPACT><DD><B> 1. </B>a faint, shadowy, or unreal likeness; mere semblance. <BR> <I>Ex. The dictator permitted only a simulacrum of democracy.</I> <DD><B> 2. </B>an image. <BR> <I>Ex. It exists on a little island in time as a simulacrum of Moslem culture in its purity (New Yorker).</I> </DL>
<A NAME="simulant">
<B>simulant, </B>adjective.<DL COMPACT><DD> presenting theappearance of something else; simulating. <BR> <I>Ex. stamens simulant of petals.</I> </DL>
<A NAME="simular">
<B>simular, </B>noun, adjective.<DL COMPACT><DD><I>noun </I> a person or thing that simulates; simulator. <DD><I>adj. </I> <B>1. </B>simulated; pretended. <DD><B> 2. </B>simulative of something. </DL>
<A NAME="simulate">
<B>simulate, </B>verb, <B>-lated,</B> <B>-lating,</B> adjective.<DL COMPACT><DD><I>v.t. </I> <B>1. </B>to put on a false appearance of; pretend; feign. <BR> <I>Ex. She simulated interest to please her friend. A government ... in word and action simulating reform (Matthew Arnold).</I> (SYN) sham. <DD><B> 2. </B>to act like; look like; imitate. <BR> <I>Ex. Certain insects simulate flowers or leaves.</I> <DD><B> 3. </B>to imitate or represent (a physical or social system or its activity); make a simulation of. <BR> <I>Ex. What the computer did is called simulation. Working from data given it, the computer calculated, or simulated, the satellite's position at various instants and produced the picture on microfilm (Atlantic).</I> <DD><I>adj. </I> pretended; feigned. </DL>
<A NAME="simulation">
<B>simulation, </B>noun.<DL COMPACT><DD><B> 1. </B>the act or practice of simulating: <DD><B> a. </B>pretense; feigning. <BR> <I>Ex. Simulation is a pretence of what is not, and Dissimulation a concealment of what is (Sir Richard Steele).</I> <DD><B> b. </B>imitation. <BR> <I>Ex. a harmless insect's simulation of a poisonous one.</I> <DD><B> 2a. </B>the representation or imitation of a physical or social system or its activity by a computer for the purpose of predicting the behavior of that system under certain conditions. <DD><B> b. </B>one such representation or model. <BR> <I>Ex. These methods, known collectively as simulations, involve the making of numerical models of large scale systems and solving them on high-speed computers for all imaginable configurations (New York Times).</I> </DL>
<A NAME="simulative">
<B>simulative, </B>adjective.<DL COMPACT><DD> characterized by simulation; simulating. adv. <B>simulatively.</B> </DL>
<A NAME="simulator">
<B>simulator, </B>noun.<DL COMPACT><DD><B> 1. </B>a person who simulates or pretends. <DD><B> 2. </B>a thing that simulates, such as an apparatus that duplicates airplane or missile flight conditions. <BR> <I>Ex. [The airline] has installed half a dozen new simulators within the past year to train pilots to land when visibility is bad (Wall Street Journal).</I> </DL>
<A NAME="simulcast">
<B>simulcast, </B>verb, <B>-cast</B> or <B>-casted,</B> <B>-casting,</B> noun.<DL COMPACT><DD><I>v.t., v.i. </I> to transmit (a program) over radio and television simultaneously. <BR> <I>Ex. The Firestone Hour ... is "simulcast" at 8:30 (New York Times).</I> <DD><I>noun </I> <B>1. </B>a program transmitted over radio and television simultaneously. <BR> <I>Ex. The audience will get the usual feature and, in addition, the simulcast (Newsweek).</I> <DD><B> 2. </B>transmission of a program over radio and television simultaneously. </DL>
<A NAME="simuliumfly">
<B>simulium fly,</B><DL COMPACT><DD> any one of a group of small flies or gnats found near rivers and streams throughout the world, as the black fly. Several varieties are the carriers of onchocerciasis. </DL>
<B>simultaneity, </B>noun.<DL COMPACT><DD> the quality or fact of being simultaneous; occurrence at the same time. <BR> <I>Ex. It is this simultaneity of the end of history as we knew it in the Western world, and the beginning of history in Asia and Africa, which makes the present world situation so confused and unpredictable (Bulletin of Atomic Scientists).</I> </DL>
<A NAME="simultaneous">
<B>simultaneous, </B>adjective.<DL COMPACT><DD> done, existing, operating, or happening at the same time. <BR> <I>Ex. The two simultaneous shots sounded like one. Everyone in the audience burst into simultaneous applause.</I> (SYN) coincident, contemporaneous. noun <B>simultaneousness.</B> </DL>
<A NAME="simultaneousequations">
<B>simultaneous equations,</B><DL COMPACT><DD> two or more equations or inequalities, with two or more unknowns, for which a set of values of the unknowns is sought that is a solution of all the equations or inequalities. </DL>
<A NAME="simultaneously">
<B>simultaneously, </B>adverb.<DL COMPACT><DD> at once; at the same time; together. </DL>
<A NAME="simurgh">
<B>simurgh, </B>noun.<DL COMPACT><DD> a monstrous bird of Persian mythology, corresponding to the Arabian roc. </DL>
<A NAME="sin">
<B>sin</B> (1), noun, verb, <B>sinned,</B> <B>sinning.</B><DL COMPACT><DD><I>noun </I> <B>1a. </B>a breaking of the law of God on purpose. <BR> <I>Ex. human sin. Men have dulled their eyes with sin (Henry Van Dyke).</I> <DD><B> b. </B>the state or condition resulting from this. <BR> <I>Ex. born and raised in sin.</I> <DD><B> 2. </B>wrongdoing of any kind; immoral act. Lying, stealing, dishonesty, and cruelty are all sins. <DD><B> 3. </B>a violation of any rule or standard, as of taste or propriety. <DD><I>v.i. </I> <B>1. </B>to break the law of God; be a sinner. <BR> <I>Ex. That the saint sinned is not believable. The tempter, or the tempted, who sins most? (Shakespeare).</I> <DD><B> 2. </B>to offend (against some principle, standard, person, or group); do wrong or be wrong. <BR> <I>Ex. more sinned against than sinning (Shakespeare). Faces sinning against all proportion (Byron).</I> <DD><I>v.t. </I> <B>1. </B>to do, perform, or perpetrate sinfully; commit (a sin). <BR> <I>Ex. A man ... who had sinned all the sins (H. G. Wells).</I> <DD><B> 2a. </B>to bring (oneself into a state, or beyond something) by sinning. <DD><B> b. </B>to drive (away) by sinning. <BR> <I>Ex. Souls which have sinned away the grace of God and are beyond its reach (Edward B. Pusey).</I> <BR><I>expr. <B>live in sin,</B> </I>to live as man and wife without being married. <BR> <I>Ex. ... the peculiarities of income tax laws which can make living in sin a better financial proposition for working couples than respectable marriage (Sunday Times).</I> </DL>
<B>sin</B> (3), noun.<DL COMPACT><DD> the twenty-first letter of the Hebrew alphabet; shin. </DL>
<A NAME="sin">
<B>Sin, </B>noun. <B>=Nannar.</B></DL>
<A NAME="sin">
<B>sin</B> (no period),<DL COMPACT><DD> the mathematical notation for sine, used in formulas and equations. </DL>
<A NAME="sinaean">
<B>Sinaean, </B>adjective. <B>=Chinese.</B></DL>
<A NAME="sinai">
<B>Sinai, </B>noun.<DL COMPACT><DD> <B>Mount,</B> the mountain, often identified with several on the Sinai Peninsula, on which Moses received the Law and the Ten Commandments; Horeb (in the Bible, Exodus 19, 20, 34). </DL>
<A NAME="sinaic">
<B>Sinaic, </B>adjective. <B>=Sinaitic.</B></DL>
<A NAME="sinaitic">
<B>Sinaitic, </B>adjective.<DL COMPACT><DD> having to do with Mount Sinai. </DL>
<A NAME="sinalbin">
<B>sinalbin, </B>noun.<DL COMPACT><DD> a crystalline glucoside present in the seeds of the white mustard. </DL>
<A NAME="sinanthropine">
<B>Sinanthropine, </B>adjective, noun.<DL COMPACT><DD><I>adj. </I> of, having to do with, or resembling Peking man. <DD><I>noun </I> a Sinanthropine individual. </DL>
<B>Sinbad, </B>noun.<DL COMPACT><DD><B> 1. </B>a sailor in <I>The Arabian Nights</I> who had seven extraordinary voyages. <DD><B> 2. </B>any sailor. Also, <B>Sindbad.</B> </DL>
<A NAME="since">
<B>since, </B>preposition, conjunction, adverb.<DL COMPACT><DD><I>prep. </I> <B>1. </B>from a past time till now. <BR> <I>Ex. The package has been ready since noon. The sun has been up since five.</I> <DD><B> 2. </B>at any time between (some past time or event and the present). <BR> <I>Ex. I have not seen him since Friday.</I> <DD><I>conj. </I> <B>1. </B>after the time that; from the time when. <BR> <I>Ex. She has been home only once since she went to New York.</I> <DD><B> 2. </B>after. <BR> <I>Ex. He has worked hard since he left school.</I> <DD><B> 3. </B>because; seeing that; inasmuch as. <BR> <I>Ex. Since you feel tired, you should rest.</I> <DD><I>adv. </I> <B>1. </B>from then till now; continually afterward. <BR> <I>Ex. He caught cold on Saturday and has been in bed ever since.</I> <DD><B> 2. </B>at some time between then and now; subsequently; later. <BR> <I>Ex. She at first refused the position, but has since accepted it.</I> <DD><B> 3. </B>before now; ago. <BR> <I>Ex. I heard that old joke long since.</I> </DL>
<A NAME="sincere">
<B>sincere, </B>adjective, <B>-cerer,</B> <B>-cerest.</B><DL COMPACT><DD><B> 1. </B>free from pretense or deceit; genuine; real; honest. <BR> <I>Ex. sincere thanks, to be sincere in one's apologies. He made a sincere effort to pass his exams.</I> (SYN) true, heartfelt, straightforward. <DD><B> 2. </B>(Obsolete.) free from adulterants; pure; unadulterated. <BR> <I>Ex. As newborn babes, desire the sincere milk of the word, that ye may grow thereby (I Peter 2:2).</I> <DD><B> 3. </B>(Obsolete.) free from hurt; uninjured. adv. <B>sincerely.</B> noun <B>sincereness.</B> </DL>
<A NAME="sincerity">
<B>sincerity, </B>noun, pl. <B>-ties.</B><DL COMPACT><DD> the character, quality, or state of being sincere; freedom from pretense or deceit; honesty; straightforwardness. <BR> <I>Ex. No one doubts the sincerity of Lincoln.</I> <BR><I>expr. <B>sincerities,</B> </I>(Archaic.) sincere feelings or actions. </DL>
