SILICIC ANHYDRID
\sɪlˈɪsɪk ˈanha͡ɪdɹˌɪd], \sɪlˈɪsɪk ˈanhaɪdɹˌɪd], \s_ɪ_l_ˈɪ_s_ɪ_k ˈa_n_h_aɪ_d_ɹ_ˌɪ_d]\
Word of the day
Questionnaire Designs
- Predetermined sets of questions used collect data - clinical data, social status, occupational group, etc. The term is often applied to a self-completed survey instrument.