接点・切点|せってんsetten[1]atamadaka (head-high)

1. noun, mathpoint of tangency; point of contact
2. noun(electrical) contact
3. nounpoint of contact (between); connection; point of agreement; common ground
   あたりまえだが、人ひとと人ひととの接点せってんは「ことば」である。その言葉ことばによって、考かんがえを共有きょうゆうし、議論ぎろんしている。↗

   It's obvious but the connection between people is "words". It is by those words that thoughts are shared and arguments carried out.

• SynonymコンタクトNeutralNeutral loanword for touching or getting in touch; also means contact lenses. 「接点」 leans toward electrical contacts or points of overlap between people.
• Synonym接触点WrittenWritten/formal: the point where objects physically touch. 「接点」 also covers figurative points of contact or common ground between people.
• Related接合点WrittenWritten/formal: a point where two parts are joined. 「接点」 can also be used figuratively for common ground or shared interests.
• Related接合部WrittenWritten/formal: the area or section where parts are joined, common in machinery and construction. 「接点」 refers to a point, not an area.

Use 「接点」 for electrical contacts or, figuratively, points of overlap between people, as in 「両者の接点」. Use 「コンタクト」 for contact or getting in touch, 「接合部」 for joined sections in machinery or construction, and 「接触点」 for physical points of touch.

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

1. 曲線きょくせんとその接線せっせん、曲面きょくめんと接平面せつへいめんとの共有きょうゆう点てん。
2. 電流でんりゅうを遮断しゃだんしたり、流ながしたりする点てん。
3. お互たがいに考かんがえや議論ぎろんなどが一致いっちする点てん。
4. 人ひとと人ひとが出会であうところ。