NEGOTIABLE SECURITY
\nɪɡˈə͡ʊʃɪəbə͡l sɪkjˈʊ͡əɹɪti], \nɪɡˈəʊʃɪəbəl sɪkjˈʊəɹɪti], \n_ɪ_ɡ_ˈəʊ_ʃ_ɪ__ə_b_əl s_ɪ_k_j_ˈʊə_ɹ_ɪ_t_i]\
Sort: Oldest first
By Henry Campbell Black
Word of the day
Ultraviolet Ray
- That portion electromagnetic spectrum immediately below visible range extending into x-ray frequencies. longer near-biotic vital necessary for endogenous synthesis of vitamin D and are also called antirachitic rays; the shorter, ionizing wavelengths (far-UV or abiotic extravital rays) viricidal, bactericidal, mutagenic, carcinogenic used as disinfectants.