a reply; answer.

a reply to an answer.

Law . the reply of the plaintiff or complainant to the defendant's plea or answer.

reverberation; echo.

a copy.

the act or process of replicating, esp. for experimental purposes.

Genetics . the process by which double-stranded DNA makes copies of itself, each strand, as it separates, synthesizing a complementary strand.

noun

carbon copy , duplicate , facsimile , image , likeness , reduplication , replica , reproduction , simulacrum