What does 膨大 mean?
膨大 is a Japanese noun meaning “enormous, extensive” in English. It can also be translated as “swelling” depending on context. It is written as 膨大 in kanji, ぼうだい in hiragana, and boudai in romaji. This word is part of JLPT N2 vocabulary.
Example sentence
インテル社はその発明で膨大な特許料を得ている。
Intel gets a huge royalty from the invention.