the symbols #, ＃, or ♯ · a pattern similar to the symbol #, such as the shape of the crossed beams on a beam or coffered ceiling · a kind of 家紋 (kamon, “family seal”) featuring such a symbol
köken: Compound of 井(い) (i, “well, as in a water source”) + 桁(けた) (keta, “beam, girder”), from the way that four stout wooden beams would be crossed to form the top of a wellhead, similar in shape to a tic-tac-toe board. The keta changes to geta as an instance of rendaku (連濁).
Possibly from the way that the character 井 has four strokes, and the way that 桁 (keta) also means digit.
köken: Compound of bräda (“board”) + gård (“yard”). First attested in 1780. In hash sense; from its similarities to the symbol that depict a lumberyard on maps.
square (polygon with four sides of equal length and four right angles; an equilateral rectangle; a regular quadrilateral) · crib, place (home, especially a flat)
çekim: çoğul kwadraty · tamlayan kwadratu
eş: druga potęga
köken: Etymology tree Latin quadrātuslbor. Polish kwadrat Learned borrowing from Latin quadrātus.
square (polygon with four sides of equal length and four right angles) · ellipsis of neliömetri (“square meter”) · square (product of a number or quantity multiplied by itself) (also used in compounds for names of square units)
çekim: çoğul neliöt · tamlayan neliön
köken: neljä (“four”) + -iö. Coined by Finnish physician and philologist Elias Lönnrot in 1845.
patriarchal cross (variant of the Christian cross with a smaller crossbar placed above the main one) · double dagger (the typographical sign ‡, used to indicate a footnote or reference) · hash mark, hash, octothorpe (the symbol #, used mainly in telephony and computing)
çekim: çoğul kettős keresztek
köken: From kettős (“double, dual”) + kereszt (“cross”), from kettő (“two”) + -s (adjective-forming suffix).