IPA: /sʌbˈmʌnɪʃən/
KK: /sʌbˈmʌnɪʃən/
A type of weapon that is smaller and is released from a larger weapon, like a bomb or missile, before it hits its target.
The military used submunitions to target multiple locations with a single missile.
Submunition → It is formed from "sub-" (meaning under) and "munition" (from Latin "munitio", meaning fortification or defense). The word refers to a type of ammunition designed to be used under certain conditions, often in a defensive context.
Think of 'sub-' meaning 'under' and 'munition' relating to 'defense' or 'fortification' — this helps you remember that 'submunition' refers to ammunition used in a defensive manner.