[in.ter.pose] vb -posed ; -pos.ing [MF interposer, fr. L interponere (perf. indic. interposui), fr. inter- + ponere to put--more at position] vt (1582) 1 a: to place in an intervening position b: to put (oneself) between: intrude
2: to put forth by way of interference or intervention
3: to introduce or throw in between the parts of a conversation or argument ~ vi 1: to be or come between
2: to step in between parties at variance: intervene
3: interrupt -- in.ter.pos.er n syn interpose, interfere, intervene, mediate, intercede mean to come or go between. interpose often implies no more than this "interposed herself between him and the door". interfere implies hindering "noise interfered with my concentration". intervene may imply an occurring in space or time between two things or a stepping in to stop a conflict "quarreled until the manager intervened". mediate implies intervening between hostile factions "mediated between the parties". intercede implies acting in behalf of an offender in begging mercy or forgiveness "interceded on our behalf". syn see in addition introduce