Re-convene means to gather again, to meet again or to assemble again, but there are numerous antonyms of this word which mean opposite to it. Some of the antonyms of re-convene are disperse, separate, scatter, disband, dissolve, seclude, isolate, and abandon. Disperse means to break up and scatter in various directions. Separate means to divide or part from one another. Scatter means to throw in various directions, to disburse, or disperse. Disband means to dissolve a group or organization formally. Dissolve means to put an end to something or dissolve it entirely. Seclude means to isolate or to stay away from others. Isolate means to separate someone or something from others, and finally abandon means to forsake, leave behind, or desert.