| Seedbox 1. (n.) A capsule. 2. (n.) A plant (Ludwigia alternifolia) which has somewhat cubical or box-shaped capsules. Thesaurus Entries ball, balloon, bladder, blob, bolus, bubble, bulb, bulbil, bulblet, burr, capsule, cod, ellipsoid, follicle, geoid, globe, globelet, globoid, globule, glomerulus, gob, gobbet, hull, husk, knob, knot, legume, legumen, oblate spheroid, orb, orbit, orblet, pease cod, pellet, pericarp, pod, prolate spheroid, rondure, seed pod, seed vessel, seedbox, seedcase, silique, sphere, spheroid, spherule |