All other sentences in that paragraph must be relevant to the topic sentence. The paragraphs are well developed. Conclusion must be at least one paragraph. Conclusion reasserts the viewpoint and gives the essay closure. It summarizes the meaning of your term.
Sentences are clear, complete, expressive, and varied in form and length.
Word choice is appropriate for audience and purpose. Word choice enhances your use of details and examples. Paragraphs are shaped to promote the essay's organization. You may avoid using the first person altogether, if you wish. There are no deficiencies in grammar, punctuation, spelling, and usage.