A set of things next to each other in a set order; a series

The state of being sequent or following; order of succession.

“Complete the listed tasks in sequence.”

A series of musical phrases where a theme or melody is repeated, with some change each time, such as in pitch or length (example: opening of Beethoven's Fifth Symphony).

To arrange in an order

To determine the order of things, especially of amino acids in a protein, or of bases in a nucleic acid

To produce (music) with a sequencer