1. Exhibiting strength or hardness like that of iron
   "ironlike determination"; "ironlike nerves"; "ironlike discipline of the Marines"

See also: strong

• zoomastigote
• zoomorphic
• zoomorphism
• zoon
• zoonosis
• zoonotic
• zoonotic disease
• zoophagous
• zoophilia
• zoophilism
• zoophobia
• zoophyte
• zooplankton
• zoopraxiscope
• zoopsia
• zoospore
• zoot suit
• zootoxin
• zori
• zoril
• Zoroaster
• Zoroastrian
• Grimm's law
• grimness
• grimoire