- thirtieths
- thir·ti·eth || 'θɜrtɪɪθ /'θɜË- n. number 30 in a series; thirtieth part of thirty equal parts, 1/30 adj. next after the twenty-ninth; being one of 30 equal parts
English contemporary dictionary. 2014.
thirtieths
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Engineer's scale — An engineer s scale is a tool for measuring distances and transferring measurements at a fixed ratio of length. It is commonly made of plastic and is just over twelve inches (300 mm) long, so that the measuring ticks at the edges do not become… … Wikipedia
