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hydra, hydro & hydr. These ROOT-WORDS are HYDRO, HYDRA & HYDR meaning WATER. Many words using this ROOT have 3, 4 or 5 syllables, but you already know what few of them mean. Youâre like a clever surgeon, knowing where to cut apart and where to sew together.
hydrogen comes from the Greeks roots hydro and gennes. hydro means water and gennes means generates.   Answer 2Hydrogen was discovered by Henry Cavendish at 1766 in London â¦ , England. Origin of name: from the Greek words hydro and genes meaning water and generator.Hydrogen is called also Protium as the hydrogen nucleus includes one proton and does not include any neutron.he origin of the word hydrogen is late 18th century, coined in French from Greek hudro 'water' + gen- . Meaning something that generates water.