zero['ziərəu]
plural - zeros; noun
1) (nought; the number or figure 0: Three plus zero equals three; The figure 100 has two zeros in it.) zero
2) (the point on a scale (eg on a thermometer) which is taken as the standard on which measurements may be based: The temperature was 5 degrees above/below zero.) zero
3) (the exact time fixed for something to happen, eg an explosion, the launching of a spacecraft etc: It is now 3 minutes to zero.) ora H