noun, noun which may take the genitive case particle 'no'
great wisdom; brilliant intellect
A yojijukugo describing someone of exceptional intelligence and resourcefulness, often used in literary or formal contexts.
彼の才気縦横な議論に誰もが感心した。
Everyone was impressed by his brilliantly insightful argument.
才気煥発 also means brilliant intellect, but emphasizes the outward radiance of talent, while 才気縦横 stresses the free, unrestrained display of wisdom.
A yojijukugo composed of 才気 (talent, intelligence) and 縦横 (freely, in all directions), together meaning 'brilliant intellect displayed freely'. The exact historical origin is uncertain.