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穿通 (せんつう) Japanese meaning | Kotomora
Meanings 1
noun, noun or participle which takes 'suru'
penetration ; perforation
Technical term used in medicine, engineering, and geology for piercing through a structure or layer. Often appears in compound nouns like 穿通傷 (penetrating wound) or 穿通試験 (penetration test).
が
穿せん
通つう
し
にくい
。
This stratum is difficult for water to penetrate.
Kanji 穿 put on (to the feet), dig, pierce 通 traffic, pass through, avenue Similar words 貫かん 通つう 貫通 is more common and general for 'passing through' or 'piercing through', while 穿通 is more technical and often implies boring or drilling through a solid structure.
穿せん 孔こう 穿孔 specifically means 'perforation' or 'drilling a hole', often used in medical or industrial contexts, whereas 穿通 emphasizes the act of penetrating through.
Etymology Compound of 穿 (bore, drill, pierce) and 通 (pass through). The exact historical derivation is uncertain, but the word is formed from Sino-Japanese morphemes and used primarily in technical fields.
