or1
conj.
- used to link alternatives.
- introducing a synonym or explanation of a preceding word or phrase.
- otherwise.
- archaic either.
n.
(
OR)
- a logical operation which gives the value one if at least one operand has the value one, and otherwise gives a value of zero.
-
[as modifier]
Electronics denoting a gate circuit which produces an output if there is a signal on any of its inputs.
Phrase
- or so
(after a quantity) approximately.
Etymology
ME: a reduced form of the obs. conjunction other (which superseded OE oththe ‘or’).
or2
n.
gold or yellow, as a heraldic tincture.
Etymology
C16: from Fr., from L. aurum ‘gold’.