Merriam-Webster's Dictionary and Thesaurus - Merriam-Webster [15]
2 : a grade rating a student's work as superior
2a indefinite article : ONE, SOME — used to indicate an unspecified or unidentified individual 3a abbreviation, often cap 1 absent 2 acre 3 alto 4 answer 5 are 6 area AA abbreviation 1 Alcoholics Anonymous 2 antiaircraft 3 associate in arts AAA abbreviation American Automobile Association A and M abbreviation agricultural and mechanical A and R abbreviation artists and repertory aard·vark noun [ORIGIN: obs. Afrikaans, fr. Afrikaans aard earth + vark pig] : a large burrowing African mammal that feeds on ants and termites with its long sticky tongue 1ab noun : an abdominal muscle 2ab abbreviation about AB abbreviation 1 able-bodied seaman 2 airman basic 3 [ORIGIN NL artium baccalaureus] bachelor of arts ABA abbreviation American Bar Association aback adverb : by surprise Synonyms suddenly, unaware, unawares—more at UNAWARES aba·cus noun, plural aba·ci or aba·cus·es : an instrument for making calculations by sliding counters along rods or grooves 1abaft preposition : to the rear of 2abaft adverb : toward or at the stern : AFT ab·a·lo·ne noun : any of a genus of large edible sea mollusks with a flattened slightly spiral shell with holes along the edge 1abandon verb [ORIGIN: ME abandounen, fr. AF abanduner, fr. (mettre) a bandun to hand over, put in someone's control] : to give up completely : FORSAKE, DESERT Synonyms desert, forsake, maroon, quit; also relinquish, retreat (from), take off (from), vacate, withdraw (from) 2abandon noun : a thorough yielding to natural impulses Synonyms abandonment, ease, lightheartedness, naturalness, spontaneity, unrestraint; also ardor, enthusiasm, exuberance, fervor, spirit, warmth, zeal Antonyms constraint, restraint aban·doned adjective 1 : morally unrestrained 2 : given up : FORSAKEN Synonyms derelict, deserted, forsaken; also ignored, neglected, unattended, untended aban·don·ment noun 1 : the act of abandoning 2 : freedom from restraint Synonyms [1] dereliction, desertion—more at DERELICTION [2] abandon, ease, lightheartedness, naturalness, spontaneity, unrestraint—more at ABANDON abase verb abased; abas·ing : to lower in rank, office, prestige, or esteem : HUMBLE, DEGRADE — abase·ment noun Synonyms debase, degrade, demean, demoralize, humble, subvert, warp—more at DEBASE abash verb : to destroy the composure of : EMBARRASS Synonyms confound, confuse, discomfit, disconcert, discountenance, embarrass, faze, fluster, mortify, rattle—more at EMBARRASS abash·ment noun : the quality or state of being abashed Synonyms confusion, discomfiture, embarrassment, fluster, mortification—more at EMBARRASSMENT abate verb abat·ed; abat·ing 1 : to put an end to <~ a nuisance> 2 : to decrease in amount, number, or degree Synonyms decline, decrease, diminish, dwindle, ebb, fall, lessen, recede, subside, taper, wane—more at DECREASE abate·ment noun 1 : an amount of taking away; especially : a deduction from a tax 2 : an amount abated or lessened Synonyms [1] deduction, discount, reduction—more at DEDUCTION [1, 2] decline, decrease, decrement, diminution, drop, fall, loss, reduction, shrinkage—more at DECREASE ab·at·toir noun [ORIGIN: F] : SLAUGHTERHOUSE ab·ba·cy noun, plural -cies : the office or term of office of an abbot or abbess ab·bé noun : a member of the French secular clergy — used as a title ab·bess noun : the superior of a convent for nuns ab·bey noun, plural abbeys 1 : a house for persons and esp. monks under religious vows : MONASTERY 2 : CONVENT 3 : an abbey church Synonyms cloister, friary, monastery, priory—more at MONASTERY ab·bot noun [ORIGIN: ME abbod, fr. OE, fr. LL abbat-, abbas, fr. LGk abbas, fr. Aramaic abbā father] : the superior of a monastery for men abbr abbreviation abbreviation ab·bre·vi·ate verb -at·ed; -at·ing : to make briefer : SHORTEN,