The word "electrobasograph" is quite technical and may not be commonly used in daily conversation. However, there are some possible synonyms that can be used in its place. One possible synonym for electrobasograph is "electroencephalography," which is a medical technique used to monitor and record brain activity. Another synonym could be "neurophysiological assessment," which can refer to a wide range of tests and measurements used to evaluate the functioning of the nervous system. Other potential synonyms for electrobasograph could include terms such as "brainwave recording," "neuromonitoring," or "neuroelectric testing." Ultimately, the specific synonym used will depend on the context and purpose of the discussion.