zero the number 0. Also used when saying there is nothing at all:
A million is written as one followed by six zeros.
a temperature of zero degrees
Our chances of success are virtually zero.nil British English zero - used especially in the results of sports games:
United won the game three-nil.
In rural areas, employment opportunities are almost nil.nought British English spoken zero – used in calculations and figures:
It has increased by nought point seven five per cent (=0.75%).O used to say the number 0 like the letter O:
The code for Oxford is 0 one eight six five (=01865). [TahlilGaran] English Thesaurus ▲