noun, plural roemers German, roemer
[rœ-muh r] /ˈrœ mər/ (Show IPA)
a German wineglass having a body with a globular top and a cylindrical bottom often decorated with prunts, supported by a conical foot.
noun 1. Wilhelm Konrad [wil-helm kon-rad;; German vil-helm kawn-raht] /ˈwɪl hɛlm ˈkɒn ræd;; German ˈvɪl hɛlm ˈkɔn rɑt/ (Show IPA), 1845–1923, German physicist: discoverer of x-rays 1895; Nobel prize 1901. 2. (lowercase) Physics. a unit of exposure dose that measures x-rays or gamma rays in terms of the ions or electrons produced in dry air […]
- Roentgen equivalent man
noun 1. the dose of ionizing radiation that produces the same effect in man as one roentgen of x- or gamma-radiation REM, rem
roentgenism roent·ge·nism (rěnt’gə-nĭz’əm, -jə-, rŭnt’-) n. The use of x-rays in the diagnosis and treatment of disease. A damaging effect of x-rays on tissues.
noun, Chemistry, Physics. 1. a superheavy, synthetic radioactive element with a very short half-life. Symbol: Rg; atomic number: 111.