What term describes the group of citizens eligible to vote in an election?

The term that describes the group of citizens eligible to vote in an election is "Electorate." This term specifically encompasses all individuals who have the legal right to participate in elections, reflecting not only those who are registered but also the broader population that meets the voting qualifications set by law. The electorate plays a crucial role in the democratic process, as their participation directly influences election outcomes and political representation. The concept is foundational to understanding how elections function and how power is derived from the will of the people in a democracy.

Other terms like "Candidate pool," "Voter base," and "Political participants" address different aspects of the electoral process. While the candidate pool refers to individuals running for office, the voter base usually signifies a demographic group that consistently supports particular candidates or parties. Political participants can denote a wider category that may include those engaged in activities beyond voting, such as campaigning or advocacy, but does not specifically refer to those eligible to vote. The clarity of "Electorate" in defining eligible voters makes it the most accurate choice.