The novel is a comprehensive literary genre that contains various prose forms. Hybridity is a critical concept of linguistic origin that has entered the field of the contemporary Arabic novel and has become one of its structural features and building elements. It has become more present in contemporary novels and the studies conducted about them. It is the integration, diversification, and mixing of languages, styles, discourses, dialogues, and literary genres within a single textual utterance. Hybridity is also defined as the blending of language and diverse literary styles within a single literary work, to allow the analysis of the novel from a perspective that combines the diversity of voices and visions, and it also provides the possibility of studying a wide spectrum of individual and social voices.Egyptian writer and novelist Sonallah Ibrahim is considered one of the most prominent figures in modern Arabic literature, and his novels are distinguished by their profound exploration of social and political issues. and denounce tyranny and media manipulation. His novel "That(Dhat) is one of the most important works that chronicles the social, political, and economic transformations in Egypt during the second half of the twentieth century. In this novel, the author presents a rich human and societal societal, or temporal level. This article aims to study the manifestations and mechanisms of hybridity in Sonallah Ibrahim's novel"That" using a descriptive-analytical approach. Part of the findings indicate that the author successfully presented the manifestations and mechanisms of hybridization in the novel, most notably stylistic, linguistic, and critical hybridization. Among its most prominent mechanisms are textual juxtaposition and ironic paradox. The author employed these elements and mechanisms to depict class disparities in society, significantly impacting the presentation of the voices of diverse segments and classes, and enabling the reader to perceive the inherent contradictions within its fabric.