Domain-specific vocabulary:

Terms used by a writer associated with the field of study of the text. For example, domain-specific vocabulary in political science would include terms such a legislature, bill, appropriations, judicial review, federalism or eminent domain.

Formal style:

A writing style characterized by the use of standard English, more complex sentence structures, infrequent use of personal pronouns, and lack of colloquial or slang terms.

Informative/explanatory text:

Writing to inform or explain a topic to readers using factual information accurately and clearly.

Transitional words:

Words or phrases used to help the reader progress through the text and connect ideas.