How do you say hydrogen in Thai?
— (Thai'ไฮโดรเจน) (haidohnjen); ไฮโดรเจน

Generic synonyms for hydrogen in Thai
gasก๊าซ (gáat); แก๊ส ( gáet)
Substance meronyms for hydrogen in Thai
waterน้ำ (nâm); ชล (chon)