SAT Vocabulary Words 14

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"invalidate", "invalidate (v) To render of no force or effect." "invaluable", "invaluable (adj) Exceedingly precious." "invariable", "invariable (adj) Unchangeable." "invasion", "invasion (n) Encroachment, as by an act of intrusion or trespass." "invective", "invective (n) An utterance intended to cast censure, or reproach." "inveigh", "inveigh (v) To utter vehement censure or invective." "inventive", "inventive (adj) Quick at contrivance." "inverse", "inverse (adj) Contrary in tendency or direction." "inversion", "inversion (n) Change of order so that the first shall become last and the last first." "invert", "invert (v) To turn inside out, upside down, or in opposite direction." "investigator", "investigator (n) One who investigates." "investor", "investor (n) One who invests money." "inveterate", "inveterate (adj) Habitual." "invidious", "invidious (adj) Showing or feeling envy." "invigorate", "invigorate (v) To animate." "invincible", "invincible (adj) Not to be conquered, subdued, or overcome." "inviolable", "inviolable (adj) Incapable of being injured or disturbed." "invoke", "invoke (v) To call on for assistance or protection." "involuntary", "involuntary (adj) Unwilling." "involution", "involution (n) Complication." "involve", "involve (v) To draw into entanglement, literally or figuratively." "invulnerable", "invulnerable (adj) That can not be wounded or hurt." "inwardly", "inwardly (adv) With no outward manifestation." "iota", "iota (n) A small or insignificant mark or part." "irascible", "irascible (adj) Prone to anger." "irate", "irate (adj) Moved to anger." "ire", "ire (n) Wrath." "iridescence", "iridescence (n) A many-colored appearance." "iridescent", "iridescent (adj) Exhibiting changing rainbow-colors due to the interference of the light." "irk", "irk (v) To afflict with pain, vexation, or fatigue." "irksome", "irksome (adj) Wearisome." "irony", "irony (n) Censure or ridicule under cover of praise or compliment." "irradiance", "irradiance (n) Luster." "irradiate", "irradiate (v) To render clear and intelligible." "irrational", "irrational (adj) Not possessed of reasoning powers or understanding." "irreducible", "irreducible (adj) That can not be lessened." "irrefragable", "irrefragable (adj) That can not be refuted or disproved." "irrefrangible", "irrefrangible (adj) That can not be broken or violated." "irrelevant", "irrelevant (adj) Inapplicable." "irreligious", "irreligious (adj) Indifferent or opposed to religion." "irreparable", "irreparable (adj) That can not be rectified or made amends for." "irrepressible", "irrepressible (adj) That can not be restrained or kept down." "irresistible", "irresistible (adj) That can not be successfully withstood or opposed." "irresponsible", "irresponsible (adj) Careless of or unable to meet responsibilities." "irreverence", "irreverence (n) The quality showing or expressing a deficiency of veneration, especially for sacred things." "irreverent", "irreverent (adj) Showing or expressing a deficiency of veneration, especially for sacred things." "irreverential", "irreverential (adj) Showing or expressing a deficiency of veneration, especially for sacred things." "irreversible", "irreversible (adj) Irrevocable." "irrigant", "irrigant (adj) Serving to water lands by artificial means." "irrigate", "irrigate (v) To water, as land, by ditches or other artificial means." "irritable", "irritable (adj) Showing impatience or ill temper on little provocation." "irritancy", "irritancy (n) The quality of producing vexation." "irritant", "irritant (n) A mechanical, chemical, or pathological agent of inflammation, pain, or tension." "irritate", "irritate (v) To excite ill temper or impatience in." "irruption", "irruption (n) Sudden invasion." "isle", "isle (n) An island." "islet", "islet (n) A little island." "isobar", "isobar (n) A line joining points at which the barometric pressure is the same at a specified moment." "isochronous", "isochronous (adj) Relating to or denoting equal intervals of time." "isolate", "isolate (v) To separate from others of its kind." "isothermal", "isothermal (adj) Having or marking equality of temperature." "itinerant", "itinerant (adj) Wandering." "itinerary", "itinerary (n) A detailed account or diary of a journey." "itinerate", "itinerate (v) To wander from place to place." "jargon", "jargon (n) Confused, unintelligible speech or highly technical speech." "jaundice", "jaundice (n) A morbid condition, due to obstructed excretion of bile or characterized by yellowing of the skin." "jeopardize", "jeopardize (v) To imperil." "Jingo", "Jingo (n) One of a party in Great Britain in favor of spirited and demonstrative foreign policy." "jocose", "jocose (adj) Done or made in jest." "jocular", "jocular (adj) Inclined to joke." "joggle", "joggle (n) A sudden irregular shake or a push causing such a shake." "journalize", "journalize (v) To keep a diary." "jovial", "jovial (adj) Merry." "jubilation", "jubilation (n) Exultation." "judgment", "judgment (n) The faculty by the exercise of which a deliberate conclusion is reached." "judicature", "judicature (n) Distribution and administration of justice by trial and judgment." "judicial", "judicial (adj) Pertaining to the administration of justice." "judiciary", "judiciary (n) That department of government which administers the law relating to civil and criminal justice." "judicious", "judicious (adj) Prudent." "juggle", "juggle (v) To play tricks of sleight of hand." "jugglery", "jugglery (n) The art or practice of sleight of hand." "jugular", "jugular (adj) Pertaining to the throat." "juicy", "juicy (adj) Succulent." "junction", "junction (n) The condition of being joined." "juncture", "juncture (n) An articulation, joint, or seam." "junta", "junta (n) A council or assembly that deliberates in secret upon the affairs of government." "juridical", "juridical (adj) Assumed by law to exist." "jurisdiction", "jurisdiction (n) Lawful power or right to exercise official authority." "jurisprudence", "jurisprudence (n) The science of rights in accordance with positive law." "juror", "juror (n) One who serves on a jury or is sworn in for jury duty in a court of justice." "joust", "joust (v) To engage in a tilt with lances on horseback." "justification", "justification (n) Vindication." "juvenile", "juvenile (adj) Characteristic of youth." "juxtapose", "juxtapose (v) To place close together." "keepsake", "keepsake (n) Anything kept or given to be kept for the sake of the giver." "kerchief", "kerchief (n) A square of linen, silk, or other material, used as a covering for the head or neck." "kernel", "kernel (n) A grain or seed." "kiln", "kiln (n) An oven or furnace for baking, burning, or drying industrial products." "kiloliter", "kiloliter (n) One thousand liters." "kilometer", "kilometer (n) A length of 1,000 meters." "kilowatt", "kilowatt (n) One thousand watts." "kimono", "kimono (n) A loose robe, fastening with a sash, the principal outer garment in Japan." "kind-hearted", "kind-hearted (adj) Having a kind and sympathetic nature." "kingling", "kingling (n) A petty king." "kingship", "kingship (n) Royal state." "kinsfolk", "kinsfolk (n) pl. Relatives." "knavery", "knavery (n) Deceitfulness in dealing." "knead", "knead (v) To mix and work into a homogeneous mass, especially with the hands." "knickknack", "knickknack (n) A small article, more for ornament that use." "knight errant", "knight errant (n) One of the wandering knights who in the middle ages went forth in search of adventure." "knighthood", "knighthood (n) Chivalry." "laborious", "laborious (adj) Toilsome." "labyrinth", "labyrinth (n) A maze." "lacerate", "lacerate (v) To tear rudely or raggedly." "lackadaisical", "lackadaisical (adj) Listless." "lactation", "lactation (n) The secretion of milk." "lacteal", "lacteal (adj) Milky." "lactic", "lactic (adj) Pertaining to milk." "laddie", "laddie (n) A lad." "ladle", "ladle (n) A cup-shaped vessel with a long handle, intended for dipping up and pouring liquids." "laggard", "laggard (adj) Falling behind." "landholder", "landholder (n) Landowner." "landlord", "landlord (n) A man who owns and lets a tenement or tenements." "landmark", "landmark (n) A familiar object in the landscape serving as a guide to an area otherwise easily lost track of." "landscape", "landscape (n) A rural view, especially one of picturesque effect, as seen from a distance or an elevation." "languid", "languid (adj) Relaxed." "languor", "languor (n) Lassitude of body or depression." "lapse", "lapse (n) A slight deviation from what is right, proper, or just." "lascivious", "lascivious (adj) Lustful." "lassie", "lassie (n) A little lass." "latent", "latent (adj) Dormant." "latency", "latency (n) The state of being dormant." "later", "later (adv) At a subsequent time." "lateral", "lateral (adj) Directed toward the side." "latish", "latish (adj) Rather late." "lattice", "lattice (n) Openwork of metal or wood, formed by crossing or interlacing strips or bars." "laud", "laud (v) To praise in words or song." "laudable", "laudable (adj) Praiseworthy." "laudation", "laudation (n) High praise." "laudatory", "laudatory (adj) Pertaining to, expressing, or containing praise." "laundress", "laundress (n) Washerwoman." "laureate", "laureate (adj) Crowned with laurel, as a mark of distinction." "lave", "lave (v) To wash or bathe." "lawgiver", "lawgiver (n) A legislator." "lawmaker", "lawmaker (n) A legislator." "lax", "lax (adj) Not stringent or energetic." "laxative", "laxative (adj) Having power to open or loosen the bowels." "lea", "lea (n) A field." "leaflet", "leaflet (n) A little leaf or a booklet." "leaven", "leaven (v) To make light by fermentation, as dough." "leeward", "leeward (n) That side or direction toward which the wind blows." "left-handed", "left-handed (adj) Using the left hand or arm more dexterously than the right." "legacy", "legacy (n) A bequest." "legalize", "legalize (v) To give the authority of law to." "legging", "legging (n) A covering for the leg." "legible", "legible (adj) That may be read with ease." "legionary", "legionary (n) A member of an ancient Roman legion or of the modern French Legion of Honor." "legislate", "legislate (v) To make or enact a law or laws." "legislative", "legislative (adj) That makes or enacts laws." "legislator", "legislator (n) A lawgiver." "legitimacy", "legitimacy (n) Accordance with law." "legitimate", "legitimate (adj) Having the sanction of law or established custom." "leisure", "leisure (n) Spare time." "leniency", "leniency (n) Forbearance." "lenient", "lenient (adj) Not harsh." "leonine", "leonine (adj) Like a lion." "lethargy", "lethargy (n) Prolonged sluggishness of body or mind." "levee", "levee (n) An embankment beside a river or stream or an arm of the sea, to prevent overflow." "lever", "lever (n) That which exerts, or through which one may exert great power." "leviathan", "leviathan (n) Any large animal, as a whale." "levity", "levity (n) Frivolity." "levy", "levy (v) To impose and collect by force or threat of force." "lewd", "lewd (adj) Characterized by lust or lasciviousness." "lexicographer", "lexicographer (n) One who makes dictionaries." "lexicography", "lexicography (n) The making of dictionaries." "lexicon", "lexicon (n) A dictionary." "liable", "liable (adj) Justly or legally responsible." "libel", "libel (n) Defamation." "liberalism", "liberalism (n) Opposition to conservatism." "liberate", "liberate (v) To set free or release from bondage." "licentious", "licentious (adj) Wanton." "licit", "licit (adj) Lawful." "liege", "liege (adj) Sovereign." "lien", "lien (n) A legal claim or hold on property, as security for a debt or charge." "lieu", "lieu (n) Stead." "lifelike", "lifelike (adj) Realistic." "lifelong", "lifelong (adj) Lasting or continuous through life." "lifetime", "lifetime (n) The time that life continues." "ligament", "ligament (n) That which binds objects together." "ligature", "ligature (n) Anything that constricts, or serves for binding or tying." "light-hearted", "light-hearted (adj) Free from care." "ligneous", "ligneous (adj) Having the texture of appearance of wood." "likelihood", "likelihood (n) A probability." "likely", "likely (adj) Plausible." "liking", "liking (n) Fondness."