Alternative letter-case form of oo

Initialism of object-oriented.

(obsolete) The Greek letter omega.

Any of four Hawaiian birds of the genus Moho, formerly classed with the honeyeaters and now believed to be extinct.

Alternative form of ooh

Relating to eggs or ova.

plural of oo

(physics, measurement) Initialism of object-oriented scanning.

(engineering) Initialism of out of specification. / (retail) Initialism of out of stock. / Initialism of out of scope. / Initialism of out of sample.

Alternative spelling of toodeloo