Etymology
1. O.E.
gerecenian "to recount, relate," from W.Gmc.
*(ga)rekenojanan (cf. O.Fris.
rekenia, M.L.G.
rekenen, O.H.G.
rehhanon, Ger.
rechnen, Goth.
rahnjan "to count, reckon"), from P.Gmc.
*rakinaz "ready, straightforward," from PIE
*reg- "to move in a straight line."
I reckon, used parenthetically, is now dialectal (Southern U.S.), but dates from 1603 and formerly was in literary use (Richardson, etc.).
Reckoning is recorded from c.1300.
2. From Middle English rekenen, from Old English recenian (“to pay; arrange, dispose, reckon”) and ġerecenian (“to explain, recount, relate”); both from Proto-West Germanic *rekanōn (“to count, explain”), from Proto-West Germanic *rekan (“swift, ready, prompt”), from Proto-Indo-European *h₃reǵ- (“to make straight or right”).
3. Cognate with Scots rekkin (“to enumerate, mention, narrate, rehearse, count, calculate, compute”), Saterland Frisian reekenje (“to calculate, figure, reckon”), West Frisian rekkenje (“to account, tally, calculate, figure”), Dutch rekenen (“to count, calculate, reckon, charge”), German Low German reken (“to reckon”), German rechnen (“to count, reckon, calculate”), Danish regne (“to calculate”), Swedish räkna (“to count, calculate, reckon”), Norwegian Nynorsk rekna (“to calculate”), Icelandic reikna (“to calculate”), Latin rectus (“straight, right”). See also reck, reach. See: Old English '
recenian', Frisian, Saterlandic 'reekenje', Dutch '
rekenen', German, old spelling '
rechnen', Danish '
regne', Swedish '
räkna', Norwegian, nynorsk '
rekna', Icelandic '
reikna'.
Verbs referencing "reckon"
German, old spelling
rechnen, Luxembourgish
rechnen, Low Saxon reken, Swedish
räkna.