prep.
different from; not like.
▸in contrast to.
▸uncharacteristic of.
adj.
dissimilar or different from each other.
▸
(unlike to/from)
archaic different from.
Derivative
Usage
The use of unlike as a conjunction, as in she was behaving unlike she'd ever behaved before, is not considered standard English. It can be avoided by using as with a negative instead: she was behaving as she'd never behaved before.
Etymology
ME: perh. orig. an alt. of ON úlíkr; cf. OE ungelīc.