replication

the act of making copies

copy that is not the original; something that has been copied

the repetition of a sound resulting from reflection of the sound waves

a quick reply to a question or remark (especially a witty or critical one)

the process whereby DNA makes a copy of itself before cell division

a pleading made by a plaintiff in reply to the defendant's plea or answer

the repetition of an experiment in order to test the validity of its conclusion

“scientists will not believe an experimental result until they have seen at least one replication”