This article is from the Calendars FAQ, by Claus Tondering claus@tondering.dk with numerous contributions by others.
An answer to this question is necessarily closely linked to the
language in question. Whereas most languages use the same names for
the months (with a few Slavonic languages as notable exceptions),
there is great variety in names that various languages use for the
days of the week. A few examples will be given here.
Except for the Sabbath, Jews simply number their week days.
A related method is partially used in Portuguese and Russian:
English Portuguese Russian Meaning of Russian name ------- ---------- ------- ----------------------- Monday segunda-feira ponedelnik After "do-nothing" Tuesday terca-feira vtornik Second Wednesday quarta-feira sreda Middle Thursday quinta-feira chetverg Fourth Friday sexta-feira pyatnitsa Fifth Saturday sabado subbota Sabbath Sunday domingo voskresenye Resurrection
English French "Planet" ------- ------ -------- Monday lundi Moon Tuesday mardi Mars Wednesday mercredi Mercury Thursday jeudi Jupiter Friday vendredi Venus Saturday samedi Saturn Sunday dimanche (Sun)
 
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