きっちりの意味

《堅く》tightly; 《ちょうど》exactly; punctually. ?きっかり.

Concentrically

con;cen;tric pronunciation: function: adjective etymology: middle english consentrik, from medieval latin concentricus, from latin com- + centrum centerdate: 14th century 1 : having a common center lt;concentric circlesgt;2 : having a common axis : coaxial— con;cen;tri;cal;ly adverb — con;cen;tric;i;ty noun