or

I

(Roget's IV) conj.

1. [A suggestion of choice]

Syn. or only, or but, as an alternative, as a choice, as a substitute, on the other hand, in turn, conversely, in other words, or else, in preference to, preferentially; see also either .

Ant. neither*, nor, without choice.

2. [A suggestion of correction]

Syn. or not, or not exactly, in reverse, reversing it, on the contrary, contrary to, oppositely, or rather, instead of, correctly speaking; see also instead , rather 2 .

3. [A suggestion of approximation]

Syn. roughly, about, practically; see approximately .

II

(Roget's 3 Superthesaurus) conj.

else, otherwise, alternatively.