reckon

1 to decide the size, amount, number, or distance of (something) without actual measurement tried to reckon the size of the crowd at the stadium Synonyms calculate, call, conjecture, figure, gauge (also gage), guess, judge, make, place, put, estimate, supposeRelated Words conclude, deduce, extrapolate, gather, infer, reason, understandNear Antonyms calibrate, measure, scale; compute, work out

2 chiefly dialect  to have as an opinion I reckon you must be new to these parts Synonyms allow [chiefly Southern & Midland], conceive, consider, deem, esteem, feel, figure, guess, hold, imagine, judge, believe [chiefly dialect], suppose, thinkRelated Words regard, view; accept, perceive; depend, rely, trust; assume, presume, presuppose, surmise; conclude, deduce, inferNear Antonyms distrust, doubt, mistrust, question, suspect; disbelieve, discredit, reject

3 to determine (a value) by doing the necessary mathematical operations reckoned the runner's pace by dividing her finishing time by the race distance Synonyms cipher, compute, figure, calculate, work outRelated Words add up, average, sum, tally, total, totalize; add, divide, multiply, subtract; allow (for), deduct, factor (in or into or out), figure in; figure out, solve (for); count, itemize, number; calibrate, gauge (also gage), measure, scale; assess, appraise, estimate, evaluate, rate, value; recalculate, recompute, refigure

4 to place reliance or trust don't reckon on being provided with low-cost housing if you take a summer job there Synonyms calculate, count, lean, depend, relyRelated Words commit, confide, entrust (also intrust), trustNear Antonyms distrust, mistrust, question, suspect

5 to think of in a particular way he was reckoned among the great heroes of his time Synonyms account, call, count, esteem, hold, look (on or upon), rate, consider, regard, set down, viewRelated Words believe, deem, feel, sense, think; conceive, fancy, imagine