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How to say "Single" in Japanese

Both words can translate to "single", but which should you choose?

Japanese Option A

独身

どくしん (dokushin)
N4 / CEFR Syllabus
VS
Japanese Option B

一塩基多型

いちえんきたけい (ichienkitakei)
C2 / CEFR Syllabus

Nuance Contrast & Translation Difference

When translating "single" into Japanese, you must choose carefully between 独身 and 一塩基多型. In Japanese, 独身 (どくしん (dokushin)) is typically associated with "single; unmarried" (Syllabus Level: N4) and represents 結婚していない状態を表す名詞です。「独身です. On the other hand, 一塩基多型 (いちえんきたけい (ichienkitakei)) maps to "single nucleotide polymorphism (SNP)" (Syllabus Level: C2) and represents Essential structural term in CEFR C2 vocabulary syllabus.. A literal translation of "single" can often sound unnatural to native Japanese speakers if mixed up!
Bilingual Context for "独身"
彼はまだ独身です。
He is still single.
Bilingual Context for "一塩基多型"
私は一塩基多型に興味があります。
I am interested in single nucleotide polymorphism (SNP).

Nuance Mastery Quiz

Which Japanese word perfectly fits this blank space?

Fill in the blank: "彼はまだ ___ です。" (Meaning: "He is still single.")
🎉 Correct Answer!

Remember: "独身" fits here because it means "single; unmarried" in the context of: "He is still single.". "一塩基多型" represents "single nucleotide polymorphism (SNP)".

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