TOPOGRAPHIC

\tˌɒpəɡɹˈafɪk], \tˌɒpəɡɹˈafɪk], \t_ˌɒ_p_ə_ɡ_ɹ_ˈa_f_ɪ_k]\
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1919 - The Winston Simplified Dictionary
By William Dodge Lewis, Edgar Arthur Singer
 
1898 - American pocket medical dictionary
By Willam Alexander Newman Dorland

Word of the day

Quinones

  • Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.
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