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| 11th Grade: 11th Grade Word List: Language Arts (Difficult Words 1) |
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aerostatics |
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n. a branch of statics that deals with the equilibrium of gaseous fluids and of solid bodies immersed in them | |
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cathode |
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n. a negatively charged electrode that is the source of electrons entering an electrical device | |
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cogency |
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n. power of proving or of producing belief; quality of being highly probable or convincing; force; credibility | |
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declension |
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n. the variation of the form of a noun, pronoun, or adjective, by which its grammatical case, number, and gender are identified; process of changing to an inferior state | |
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desiccant |
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n. a substance that promotes drying, e.g., calcium oxide absorbs water and is used to remove moisture | |
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distaff |
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n. the sphere of work by women; a stick or spindle onto which wool or flax is wound for spinning | |
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embolism |
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n. an insertion into a calendar; obstruction of an artery, typically by a clot of blood or an air bubble | |
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ennoble |
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v. confer dignity or honor upon; give a title to someone; make someone a member of the nobility | |
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esquire |
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n. a title of respect for someone, whose rank just below a knight; an attendant and shield bearer to a knight; a candidate for knighthood | |
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eureka |
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n. an alloy of copper and nickel with high electrical resistance and a low temperature coefficient; used as resistance wire | |
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expostulation |
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n. the act of expressing earnest opposition or protest; an exclamation of protest or remonstrance or reproof | |
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feudalism |
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n. the social system that developed in Europe in the 8th century; vassals were protected by lords who they had to serve in war | |
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forecastle |
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n. living quarters consisting of a superstructure in the bow of a merchant ship where the crew is housed | |
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grebe |
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n. small compact-bodied almost completely aquatic bird that builds floating nests; similar to loons but smaller and with lobate rather than webbed feet | |
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iridescence |
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n. the visual property of something having a milky brightness and a play of colors from the surface | |
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isobar |
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n. an isogram connecting points having equal barometric pressure at a given time, for meteorology | |
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macadamize |
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v. pave by laying and compacting successive layers of broken stone, often with asphalt or hot tar | |
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marmot |
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n. stocky coarse-furred burrowing rodent with a short bushy tail found throughout the northern hemisphere; hibernates in winter | |
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necromancer |
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n. one who practices magic or sorcery; one who practices divination by conjuring up the dead | |
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orthogonal |
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a. statistically unrelated; having a set of mutually perpendicular axes; meeting at right angles | |
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phonograph |
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n. machine in which rotating records cause a stylus to vibrate and the vibrations are amplified acoustically or electronically | |