GRAMMATICAL INTRICACY AND LEXICAL DENSITY OF THE INDONESIAN HISTORY TEXTBOOK

The aims of this study were to describe the Grammatical Intricacy and Lexical Density Level of the Indonesian History textbook, the texts which have the higher Grammatical Intricacy and Lexical Density Level of 9 texts analyzed and what makes the text have the higher Grammatical Intricacy and Lexical Density Level. The study was conducted by using qualitative descriptive design. The population of the study is the whole texts inside of the Indonesian History textbook for SMK students grade X. The sample of the study is the 9 texts inside of the Indonesian History textbook for SMK students grade X. The data and source of the data of this study is the clauses on the reading texts of the Indonesian History textbook. The data was analyzed by using Eggins (2004) and Ure (1971) theory to find out the Grammatical Intricacy and Lexical Density Level of the Indonesian History textbook and to know the texts the texts which have the higher Grammatical Intricacy and Lexical Density Level by using Eggins (2004) and Halliday (2004) theory. The results of this study were (1) The Grammatical Intricacy Level of the textbook is low by using scale zero to ten. Module I is 1, 47, Module II is 1, 47, Module III is 1, 2, Module IV is 1, 38, Module V is 1, 28, Module VI is 1, 17, Module VII is 1, 43, Module VIII is 1, 18, Module IX is 1. The Lexical Density Level of the textbook is high by using Ure (1971) theory. Module I is 65, 69 %, Module II is 64, 52 %, Module III is 66, 40 %, Module IV is 64, 65 %, Module V is 76, 45 %, Module is VI 60, 32 %, Module VII is 62, 76 %, Module VIII is 63, 90 %, Module IX is 62, 16 %. (2) The higher Grammatical Intricacy Level are Module I and II 1, 47 within title “Interaksi Sosial Sebagai Proses Sosial” and “Sosialisasi Sebagai Proses Pembentukan Kepribadian”. The Lexical Density Level is Module V 76, 45 % within title “Proses Terbentuknya Kesadaran Nasional, Identitas Indonesia dan Perkembangan Pergerakan Kebangsaan Indonesia”. (3) Metaphor comes to be an influential factor to trigger the Grammatical Intricacy and Lexical Density Level of a text. It is expected that the findings of this study will be useful for anyone who wants to study more about texts, teachers, and educators to help them to design the material of social science especially about texts in the Indonesian History textbook.