- partition ► NOUN 1) a structure dividing a space into parts, especially a light interior wall. 2) division into parts, especially the division of a country into self-governing parts.► VERB 1) divide into parts. 2) divide or separate (a room or part of a room) with a partition.DERIVATIVES partitionist noun.ORIGIN Latin, from partiri 'divide into parts' .
English terms dictionary. 2015.