Manuel da Assumpção
Manuel da Assumpção was a Portuguese missionary who wrote the first grammar of the Bengali language, in 1743, titled "Vocabulario em idioma Bengalla, e Portuguez" .
Grammar and dictionary
The grammar was written in the Portuguese language. Assumpção wrote this first grammatical instructions of the Bengali language between 1734 and 1742 while in Bhawal estate, now in Bangladesh. The book was published in 1743 in Lisbon. The grammar was based on the model of the Latin grammar and used Latin script for writing Bengali words.Bengali alphabetical sequence was not followed in the Bengali-Portuguese glossary. It followed the Latin order from A to Z. However, while laying the Latin alphabetical segments for Bengali-Portuguese glossaries, Monoel had covered certain Bengali characters within the segments recognizing those phonetic variations to the status of Bengali characters. For example, segment B, C, G, T covers the Bengali words starting with letters ব, চ, গ, ত, and segment Bh, Ch, Gh, Tt, Th & Tth representing the words starting with Bengali characters ভ, ছ, ঘ, ট, থ & ঠ respectively.