命根 is read as めいこん (meikon) and means life.
めいこん
meikon
めいれい
(software) instruction
いのちびろい
narrow escape from death
めいれいいっか
handed-down order
めいめいりょういき
naming domain
めいめいふくりょういき
naming-subdomain
めいれいとりだしさいくる
fetch cycle
めいれいくちょう
tone of command
めいれいさいしこう
instruction execution retry
めいれいじっこうだんかい
execution cycle
めいれいほう
imperative mood
めいれいがたげんご
imperative language
めいれいとりだしだんかい
instruction fetch cycle