ionium /ī-ōˈni-əm/

A radioactive isotope of thorium

• replication fork
• replications
• replicative
• replicator
• replicators
• replicon
• replicons
• replied
• replier
• repliers
• replies
• replum
• reply
• replying
• repo
• repoint
• repointed
• repointing
• repoints
• repoman
• repomen
• repone
• reponed
• repones
• reponing