Where does “తరంగదైర్ఘ్యము” come from?

తరంగదైర్ఘ్యము (Telugu) comes from Telugu దైర్ఘ్యము, from Telugu దీర్ఘము, from Sanskrit दीर्घ, from Proto-Indo-Iranian dr̥Hgʰás, from Proto-Indo-European dl̥h₁gʰós — long.

తరంగదైర్ఘ్యము (Telugu): wavelength

Definitions

  1. wavelength

Ancestry of “తరంగదైర్ఘ్యము”, step by step

తరంగదైర్ఘ్యము traces back through two separate lines of ancestry.

via Telugu దైర్ఘ్యము

StepLanguageWordMeaning
1Teluguదైర్ఘ్యముlength
2Teluguదీర్ఘముlong; A long vowel; The sign or the conjunct form...
3Sanskritदीर्घlong; lofty, high, tall; deep
4Proto-Indo-Iraniandr̥Hgʰáslong, lengthy
5Proto-Indo-Europeandl̥h₁gʰóslong

via Telugu తరంగము

StepLanguageWordMeaning
1Teluguతరంగముwave, surge
2Sanskritतरंगsurf; wave
3Sanskritतॄto pass
4Proto-Indo-Europeanterh₂-to cross over, pass through, overcome
Every word from Proto-Indo-European dl̥h₁gʰósEvery word from Proto-Indo-Iranian dr̥HgʰásEvery word from Sanskrit दीर्घ