空白|くうはくkuuhaku[0]heiban (flat)

1. nounblank space (in a document)
2. no-adjective, na-adjectiveblank; void; gap; vacuum
   母ははの死しは私の生涯しょうがいに大おおきな空白くうはくを残のこした。↗

   The death of my mother left a big blank in my life.
3. noun, computingwhitespace
   正規せいき表現ひょうげんで空白くうはくはどのように表あらわされるのでしょうか？↗

   How is whitespace represented in regular expressions?

• SynonymブランクNeutralLoanword for a gap in time — a period when work or practice is interrupted, as in 「3年のブランク」. 「空白」 is broader, covering blank space on paper as well as gaps in time.
• Synonym空欄くうらんNeutralA blank field or column left in a form to be filled in, as in 「空欄を埋める」. 「空白」 is broader and covers any blank space, not just form fields.
• Synonym余白よはくNeutralBlank space left on a page or picture — the margin or unused area, as in 「余白に書く」. 「空白」 is broader, covering gaps in time and space generally.
• SynonymスペースNeutralLoanword for space or room in general, including spacing between letters and words. 「空白」 focuses on blank space left on a page or on gaps and vacancies.
• Related空からNeutralRead 「から」 and means simply empty, with nothing inside, as in 「空の箱」. 「空白」 is about blank space left on a page or about gaps and vacancies.
• Related空虚くうきょWrittenWritten/formal word for inner emptiness or meaninglessness, a psychological state; 「空白」 leans instead toward blank space left unfilled or a gap.
• Related空っぽからっぽCasualColloquial word for something completely empty, as in 「財布が空っぽ」. 「空白」 is about blank space left on a page or gaps, not empty containers.
• RelatedマージンNeutralLoanword for a page margin, and in business also a profit margin; 「空白」 leans toward blank space and gaps in general and has no financial sense.
• Related虚うろNeutralIdentical to the entry above — written 「虚」 rather than 「空」, same reading 「から」 and same meaning; only the written form differs.
• Related空所くうしょWrittenWritten/formal term for a blank spot or gap left to be filled in, e.g. on test papers. 「空白」 is the more common everyday word for blank space.
• Antonym充実じゅうじつNeutralMeans content or experience is full and substantial. It contrasts with 「空白」 only in whether content or experience exists, as in 「充実した十年」.
• Antonym満載まんさいNeutralMeans carrying a full load, or a page packed with articles and photos. It contrasts with 「空白」 only when a page is filled rather than left blank.

Use 「空白」 for blank space on paper, gaps in time, or a vacuum, as in 「空白の10年」. For form fields use 「空欄」, page margins 「余白」, a break in work or practice 「ブランク」, and inner emptiness 「空虚」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 書かかれているべきところに何なんも書かかれていないこと。また、その部分ぶぶん。
2. 継続けいぞくしているものの一部分いちぶぶんが欠かけていること。