syn- /sin-/, sy- /si-/, syl- /sil-/, sym- /sim-/ or sys- /sis-/

Signifying together, with

• nuclearising
• nuclearization
• nuclearizations
• nuclearize
• nuclearized
• nuclearizes
• nuclearizing
• nuclear magnetic resonance
• nuclear medicine
• nuclear physics
• nuclear poison
• nuclear power
• nuclear-powered
• nuclear reaction
• nuclear reactions
• nuclear reactor
• nuclear reactors
• nuclear sexing
• nuclear threshold
• nuclear thresholds
• nuclear umbrella
• nuclear umbrellas
• nuclear warfare
• nuclear waste
• nuclear weapon