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half (EN)
substantivo, adjetivo, advérbio, preposição

substantivo “half”

sg. half, pl. halves
  1. metade
    She gave me half of her sandwich.
  2. metade (do campo)
    The team switched sides and played in the other half after halftime.
  3. o número 1/2
    When you add a half to a quarter, you get 3/4.
  4. meia (pinta)
    I'll have a half of cider, please.
  5. (trinta minutos após a hora dada, seguido de "past")
    The meeting starts at half past three in the afternoon.

adjetivo “half”

forma base half, não graduável
  1. meio
    The table is a half meter wide.
  2. incompleto
    She told a half truth to avoid getting into trouble.
  3. meio-irmão / meia-irmã
    I have a half sister who shares the same mother as me.

advérbio “half”

half (more/most)
  1. pela metade
    The bottle was half full.
  2. parcialmente
    She was only half listening to the lecture.

preposição “half”

half
  1. (trinta minutos após uma hora determinada) no Reino Unido, usado sem "past"
    I'll meet you at half seven (i.e.. 7:30) for dinner.