run metal into cracks

Senses

/ 錮 to imprison

(bound form) to keep in custody; to imprison or restrain; to ban from official life

/ 錮 to seal

(bound form) to plug a crack or gap with molten metal

/ 錮 to block

(bound form) to block or seal off; to shut

/ 錮 obstinate disease

(literary) an obstinate or chronic illness

/ 錮 surname

a Chinese surname

References

variant 锢/錮 痼/痼