The term army officer refers to a commissioned position in the military and can have various synonyms depending on the context. A few common synonyms that may be used include military officer, commissioned officer, and field-grade officer. These terms all refer to individuals who have received training and education to lead and manage military personnel in their duties. Other synonyms may include warfighter, soldier-leader, and service member. Each of these synonyms may carry different connotations or may be used in specific situations, but all ultimately describe someone who holds a position of authority and responsibility within the armed forces.