Choose from the options nearest in meaning to the word underlined.The professor discussed a number of abstruse topics?
Answer Details
The word "abstruse" means difficult to understand or comprehend, often because it is highly complex or abstract. So, among the options given, the word that is nearest in meaning to "abstruse" is "esoteric". "Esoteric" also refers to knowledge that is intended for or likely to be understood by only a small number of people with a specialized understanding or interest. Therefore, if a professor is discussing abstruse topics, it means they are talking about subjects that are difficult to grasp and may only be understood by a limited audience.