Bolus

(n.) A rounded mass of anything, esp. a large pill.

Thesaurus Entries

ball, balloon, bite, bladder, blob, boll, bubble, bulb, bulbil, bulblet, capsule, champ, chaw, chew, chomp, cud, ellipsoid, geoid, globe, globelet, globoid, globule, glomerulus, gnash, gob, gobbet, knob, knot, lozenge, morsel, mouthful, munch, nibble, nip, oblate spheroid, orb, orbit, orblet, pellet, pill, prolate spheroid, quid, rondure, snap, sphere, spheroid, spherule, swallow, tablet, troche