Where does “двустворчатый” come from?

двустворчатый (Russian) comes from Russian ство́рка, from Russian створить, from Russian с-, from Proto-Slavic sъ(n), from Proto-Indo-European ḱóm, from Proto-Indo-European ḱe, from Middle English kyt, from German kitt — to bend; curve; arch; vault; to bow, bend, arch,...

двустворчатый (Russian): bivalve of mollusc

Definitions

  1. bivalve of mollusc

Ancestry of “двустворчатый”, step by step

StepLanguageWordMeaning
1Russianство́ркаleaf, fold, panel (One of the movably attached, opening and closing parts or halves of a structure, gate, window, etc. Each of the components of a portable folding mirror, screen, etc.)
2Russianстворитьto arrange to be in a straight line; to close...
3Russianс-down; off, from off
4Proto-Slavicsъ(n)with, accompanying, alongside; with, by means of,...
5Proto-Indo-Europeanḱómbeside, near, by, with
6Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
7Middle Englishkyt
8Germankittputty certain kinds of cement used for fixing e.g. window panes
9Old High Germankuti
10Proto-West Germanickwidugum, resin
11Proto-Germanickweduzresin
12Proto-Indo-Europeangʷet-resin, gum; to say, speak
13Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...
Every word from Proto-Indo-European gū-Every word from Proto-Indo-European gʷet-Every word from Proto-Germanic kweduz