commission Pronunciation: \kə- ˈ mi-shən\ Function: noun Etymology: Middle English, from Anglo-French, from Latin commission-, commissio act of bringing together, from committere Date: 14th century 1 a: a formal written warrant granting the power to perform various acts or duties The Federal Trade Commission investigates false advertising.

concur Pronunciation: \kən- ˈ kər, kän-\ Function: verb Etymology: Middle English concurren, from Latin concurrere, from com- + currere to run — more at car Date: 15th centurycar 1: to act together to a common end or single effect 2 a: approve b: to express agreementapprove synonyms see agreeagree

corpuscle Pronunciation: \ ˈ ko ̇ r-( ˌ )pə-səl\ Function: noun Etymology: Latin corpusculum, diminutive of corpus [Latin corpusculum, diminutive of corpus, body; Date: : one of the red or white cells in the blood.

magma Pronunciation: \ ˈ mag-mə\ Function: noun Etymology: Middle English, from Latin magmat-, magma, from Greek, thick unguent, from massein to knead — more at minglemingle Date: 15th century 1: a thin pasty suspension (as of a precipitate in water) 2: molten rock material within the earth from which igneous rock results by cooling

remorse Pronunciation: \ri- ˈ mo ̇ rs\ Function: noun Etymology: Middle English, from Anglo-French remors, from Medieval Latin remorsus, from Late Latin, act of biting again, from Latin remordēre to bite again, from re- + mordēre to bite — more at mordant Date: 14th centurymordant 1: a gnawing distress arising from a sense of guilt for past wrongs : self- reproach synonyms see penitenceself- reproachpenitence

re·nais·sance Pronunciation: \ ˌ re-nə- ˈ sän(t)s, Function: noun Etymology: French, from Middle French, rebirth, from Old French renaistre to be born again, from Latin renasci, from re- + nasci to be born — Date: : the transitional movement in Europe between medieval and modern times beginning in the 14th century in Italy, lasting into the 17th century, and marked by a humanistic revival of classical influence expressed in a flowering of the arts and literature and by the beginnings of modern science : rebirth, revivalrebirthrevival

silage Pronunciation: \ ˈ sī-lij\ Function: noun Etymology: short for ensilage Date: : fodder converted into succulent feed for livestock through processes of anaerobic acid fermentation (as in a silo) fodder Pronunciation \ ˈ fä-dər\ Function: noun Etymology: Middle English, from Old English fōdor; akin to Old High German fuotar food — more at foodfood Date: before 12th century 1: something fed to domestic animals; especially : coarse food for cattle, horses, or sheep 2: inferior or readily available material used to supply a heavy demand

combustion Pronunciation: \kəm- ˈ bəs-chən\ Function: noun Date: 15th century 1: an act or instance of burning 2: a usually rapid chemical process (as oxidation) that produces heat and usually light; also : a slower oxidation (as in the body) 3: violent agitation : tumulttumult Combustion within the populace slowly built up to the point of revolution.

spontaneous Pronunciation: \spän- ˈ tā-nē-əs\ Function: adjective Etymology: Late Latin spontaneus, from Latin sponte of one's free will, voluntarily Date: : proceeding from natural feeling or native tendency without external constraint 2 : arising from a momentary impulse 3 : controlled and directed internally : self-actingself-acting synonym impulsive, instinctive, automatic, mechanicalimpulsiveinstinctiveautomaticmechanical

A spontaneous operatic singer

edify Pronunciation: \ ˈ e-də- ˌ fī\ Function: verb Inflected Form(s): ed·i·fied; ed·i·fy·ing Etymology: Middle English, from Anglo-French edifier, from Late Latin & Latin; Late Latin aedificare to instruct or improve spiritually, from Latin, to erect a house, from aedes temple, house; akin to Old English ād funeral pyre, Latin aestas summer Date: 14th c 1a: build b: establish 2: to instruct and improve especially in moral and religious knowledge : uplift; also : enlighten, informbuildestablishupliftenlighteninform I told you that piece of news for your edification.