re·tal·i·ate (rĭ-tāl'ē-āt') v.
re·tal·i·at·ed, re·tal·i·at·ing, re·tal·i·ates
v.
intr. To return like for like, especially evil for evil. v.
tr. To pay back (an injury) in kind.
[Late Latin retāliāre, retāliāt- : Latin re-, re- + Latin tāliō, punishment in kind; see telə- in Indo-European roots.] re·tal'i·a'tion n., re·tal'i·a'tive, re·tal'i·a·to'ry (-ə-tôr'ē, -tōr'ē) adj., re·tal'i·a'tor n.