JAPANESE STUDY SYSTEMKOTOWA 词和
N5 — N1
READING CONTROL
Vocabulary collection7,811
Kanji collection2,383
SOURCE SELECTOR
Grammar collection0526
SILVER ERA · ことばを、少しずつ。
JLPT BANDN5 BEGINNER → N1 ADVANCED

重じゅう大だい

N3
じゅうだい juudai
  1. serious
  2. important
  3. grave
  4. weighty
な-adjectivenoun

Chinese meanings

重大;严重

Examples

  • 彼は重大な発見をした。
    He made an important discovery.
    他有了一项重大发现。
  • それは彼かの女じょにとって重じゅう大だいであった。
    It has great weight with her.
    那对她来说很重大。
Use this entry in code
import { getVocabById } from 'kotowa';
getVocabById('4ac6ac022d'); // 重大
{
  "id": "4ac6ac022d",
  "word": "重大",
  "reading": "じゅうだい",
  "romaji": "juudai",
  "meanings": [
    "serious",
    "important",
    "grave",
    "weighty"
  ],
  "level": "N3",
  "pos": [
    "adj-na",
    "n"
  ],
  "jmdict_id": 1336500,
  "examples": [
    {
      "ja": "彼は重大な発見をした。",
      "en": "He made an important discovery.",
      "tatoeba_id": 104334
    },
    {
      "ja": "それは彼女にとって重大であった。",
      "furigana": "それは{彼女|かのじょ}にとって{重大|じゅうだい}であった。",
      "en": "It has great weight with her.",
      "tatoeba_id": 204915
    }
  ],
  "zh": {
    "source_hash": "5af1f07d03b0f0eba593d2f6bd89d1433bb68933e5d6cc3a2ab890ba3019f512",
    "meanings": [
      "重大",
      "严重"
    ],
    "examples": [
      {
        "ja": "彼は重大な発見をした。",
        "zh": "他有了一项重大发现。"
      },
      {
        "ja": "それは彼女にとって重大であった。",
        "zh": "那对她来说很重大。"
      }
    ],
    "references": [
      "upstream vocab/n3/4ac6ac022d",
      "JMdict ent_seq 1336500; checked against downloaded JMdict_e.gz on 2026-10-28",
      "Original Chinese authored and reviewed by Codex; no independent human review"
    ],
    "review_hash": "937d95eb0f96d400a1e673f9ac2e3b73b2b991ebf672fdd9579a5721dcd8b5c0",
    "status": "reviewed",
    "reviewer": "Codex",
    "review_method": "ai",
    "reviewed_at": "2026-10-28"
  }
}