Where does “solmáforo” come from?

solmáforo (Spanish) comes from Spanish sol, from English Sol, from Old French sol, from Latin solidum, from Latin solidus, from Proto-Italic soliðos, from Proto-Indo-European solh₂-i-dʰ-o-s, from Proto-Indo-European solh₂- — whole.

solmáforo (Spanish): an instrument for measuring ultraviolet radiation

Definitions

  1. an instrument for measuring ultraviolet radiation

Ancestry of “solmáforo”, step by step

solmáforo traces back through two separate lines of ancestry.

via Spanish sol

StepLanguageWordMeaning
1Spanishsolsun; sunlight; sunny side
2EnglishSolThe Sun, the star orbited by the Earth
3Old Frenchsolalone; sol; Old French coin
4Latinsolidumsolid
5Latinsolidussolid; A solidus: a Roman ~23-carat gold coin...
6Proto-Italicsoliðos
7Proto-Indo-Europeansolh₂-i-dʰ-o-sentire
8Proto-Indo-Europeansolh₂-whole

via Spanish semáforo

StepLanguageWordMeaning
1Spanishsemáforotraffic light; semaphore, flag semaphore
2Frenchsémaphoresemaphore
3Ancient Greek-φόρος-bearing, -carrying; carrying, bearing; bringing
4Ancient GreekφέρωI bring, bear, carry
5Proto-Hellenicpʰérōto bear
6Proto-Indo-Europeanbʰéretito be carrying
7Proto-Indo-Europeanbʰēr-shiny, light brown
Every word from Proto-Indo-European solh₂-Every word from Proto-Indo-European solh₂-i-dʰ-o-sEvery word from Proto-Italic soliðos