接点せってん
setten

Noun

1. point of tangency; point of contact

Mathematics
Noun

2. (electrical) contact

あたりまえだが、人ひと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、議論ぎろんしている。
atarimaedaga hitoto hitotono settenwa"kotoba"dearu. sono kotobaniyotte kangaeo kyōyū shi giron shite iru.
It's obvious but the connection between people is "words". It is by those words that thoughts are shared and arguments carried out.
Noun

3. point of contact (between); connection; point of agreement; common ground

Other forms: