MICROPHONE
\mˈa͡ɪkɹəfˌə͡ʊn], \mˈaɪkɹəfˌəʊn], \m_ˈaɪ_k_ɹ_ə_f_ˌəʊ_n]\
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Instrument used to intensify sounds.
By William R. Warner
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An instrument which, by means of an electric current, renders the faintest sounds distinctly audible.
By Daniel Lyons
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An apparatus for magnifying faint sounds by means of electrical devices.
By James Champlin Fernald
Word of the day
Platidiam
- An inorganic water-soluble platinum complex. After undergoing hydrolysis, it reacts DNA produce both intra interstrand crosslinks. These crosslinks appear to impair replication and transcription of DNA. The cytotoxicity cisplatin correlates with cellular arrest in G2 phase cell cycle.