reckoning

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun The act of counting or computing.
• noun An itemized bill or statement of a sum due.
• noun A settlement of accounts.
• noun The act or process of calculating the position of a ship or an aircraft.
• noun The position so calculated.

from The Century Dictionary.

• noun The act of counting or computing; hence, an account or calculation; an adjustment of accounts.
• noun A bill of charges, especially in a hotel, tavern, inn, or other place of entertainment; an itemized statement of what is due; a score.
• noun An account of time.
• noun The estimated time of a cow's calving.
• noun A summing up in general; a counting of cost or expenditure; a comparison of items or particulars in any matter of accountability.
• noun An accounting for action or conduct; explanation; inquisition; scrutiny.
• noun A holding in estimation; assignment of value; appreciation.
• noun Standing as to rank, quality, or worthiness; rating; consideration; reputation.
• noun Nautical, the calculation of the position of a ship from the rate as determined by the log, and the course as determined by the compass, the place from which the vessel started being known. See dead-reckoning.

from the GNU version of the Collaborative International Dictionary of English.

• noun The act of one who reckons, counts, or computes; the result of reckoning or counting; calculation.
• noun An account of time.
• noun Adjustment of claims and accounts; settlement of obligations, liabilities, etc.
• noun The charge or account made by a host at an inn.
• noun Esteem; account; estimation.
• noun The calculation of a ship's position, either from astronomical observations, or from the record of the courses steered and distances sailed as shown by compass and log, -- in the latter case called dead reckoning (see under Dead); -- also used for dead reckoning in contradistinction to observation.
• noun The position of a ship as determined by calculation.
• noun to be at a distance from the place indicated by the reckoning; -- said of a ship.
• noun the day or time when one must pay one's debts, fulfill one's obligations, or be punished for one's transgressions.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• verb Present participle of reckon.
• noun The action of calculating or estimating something.
• noun archaic The bill (UK) or check (US), especially at an inn or tavern.
• noun An opinion or judgement.
• noun The working out of consequences or retribution for one's actions.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun problem solving that involves numbers or quantities
• noun a bill for an amount due
• noun the act of counting; reciting numbers in ascending order