Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun iron

4 senses of iron

Sense 1
iron, Fe, atomic number 26 -- (a heavy ductile magnetic metallic element; is silver-white in pure form but readily rusts; used in construction and tools and armament; plays a role in the transport of oxygen by the blood)
       => metallic element, metal -- (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.)

Sense 2
iron -- (a golf club that has a relatively narrow metal head)
       => golf club, golf-club, club -- (golf equipment used by a golfer to hit a golf ball)

Sense 3
iron, branding iron -- (implement used to brand live stock)
       => implement -- (instrumentation (a piece of equipment or tool) used to effect an end)

Sense 4
iron, smoothing iron -- (home appliance consisting of a flat metal base that is heated and used to smooth cloth)
       => home appliance, household appliance -- (an appliance that does a particular job in the home)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb iron

1 sense of iron

Sense 1
iron, iron out, press -- (press and smooth with a heated iron; "press your shirts"; "she stood there ironing")
       => press -- (place between two surfaces and apply weight or pressure; "pressed flowers")

Antonyms of adj iron

1 sense of iron

Sense 1
cast-iron, iron -- (extremely robust; "an iron constitution")

INDIRECT (VIA robust) -> frail -- (physically weak; "an invalid's frail body")

Similarity of adj iron

1 sense of iron

Sense 1
cast-iron, iron -- (extremely robust; "an iron constitution")
       => robust (vs. frail) -- (sturdy and strong in form, constitution, or construction; "a robust body"; "a robust perennial")