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Glite Dictionary
💉 A vein injection 4️⃣ The number four
IV

IV

76 1.0
A Roman numeral for the number four
  • numeral
translation icon : IV
  • The chapter is titled with the Roman numeral IV, signifying four.
  • Stage IV
  • Set IV
  • Table IV

Examples

  • Approximately two months after the lobsters reach Stage IV, they are released.

    Academic text (1999)

  • "Dear new pen pal, my name is Nelson Biederman IV.

    Let's Go to Prison (2006)

  • Development of the larvae to Stage IV at 20 degrees Celsius in outdoor tanks takes about 2 weeks.

    Academic text (1999)

  • The Roman numeral IV represents the number four.

  • In the clock, IV indicates the hour four.

Compounds

factor IV
  • Specialized
4.9

A calcium ion that helps blood form clots

Henry IV of England
7.2

King of England from 1399 to 1413 who took the throne from Richard II and faced many rebellions

phase IV clinical trial
  • Specialized
5.1

A study done after a drug is approved to check its safety and how well it works in many people

phase IV
  • Specialized
6.0

A stage after approval that monitors a drug's long-term effects in many patients

type IV allergic reaction
  • Specialized
7.9

A delayed reaction caused by the body's immune cells that appears hours after contact with something you are sensitive to

Surface Forms

IV cardinal word
4 cardinal digit
IV roman numeral

Etymology

IV is a Roman numeral that means 'four'; it puts I ('one') before V ('five') to show 'one less than five', which is why IV stands for four when you see it in names or on clocks.