(physics, chemistry) The cation H₂O⁺, present in interstellar space, formed by removal of an electron from a water molecule

The Indo-Aryan lect of the Roma people, or one of its sublects (such as Roma, Sinti, Romanichal, etc), closely related to Hindi and Rajasthani.

Third-person singular simple present indicative form of spatialise

(US, New England, slang) Outstanding; awesome