(pharmacology) a monoclonal antibody derived from a murine source

(medicine) Initialism of alert and oriented.

tic-tac-toe / (idiomatic, sports) The fundamental elements of a play. / (idiomatic, management) The basic delineation of roles in a project.

Abbreviation of kisses and hugs.

Initialism of on behalf of.

Initialism of or best offer. / Initialism of offered by owner (commonly seen in real estate sales advertisements)

(finance, insurance) Abbreviation of write off.

(sports) Abbreviation of walkover. / (scheduling) Abbreviation of week of. / (finance, insurance) Abbreviation of write-off. / Abbreviation of wife of.

(chemistry) Abbreviation of emulsion of water in oil.

Abbreviation of without.