potellarius Save DMLBS potellarius [ML potellus+CL -arius; ? assoc. w. ML pottum] , that contains a pottle. b (as sb. n.) vessel that contains a pottle. 1421 unam ollam potellar’ veterem deauratam CalExch II 103. b 1405 ij salaria et ij pottellaria de argento Test. Ebor. III 34.