膨大
ぼうだい
boudai
JLPT N2adjectiveVocabularyLevel 73 - JLPT N2
Quick answer
膨大 (ぼうだい (boudai)) means "Vast". It is a Japanese adjective. Pronunciation, examples, and related kanji are on this page.
Meaning
Vast
Also : Huge · Enormous · Large
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Example Sentences
その図書館は膨大な量の本を所蔵している。
そのとしょかんはぼうだいなりょうのほんをしょぞうしている。
That library holds a vast collection of books.
インターネット上には膨大なデータが存在する。
いんたーねっとじょうにはぼうだいなでーたがそんざいする。
There is a vast amount of data on the Internet.
Kanji in this word
Grammar to study at this level
- [Noun] + に伴い～に伴い (ni tomonai) - Along with / In accordance with
- [Noun] + をはじめ～をはじめ (wo hajime) - Starting with / Including
- [Noun] + に応じて～に応じて (ni oujite) - According to / In response to
- [Noun] + から + [Noun] + にかけて～にかけて (ni kakete) - From...to / In the area of
- [Noun] + に限り～に限り (ni kagiri) - Limited to / Only
Last updated Jun 17, 2026
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