verb/ʁə.mɔ̃.te/
to go back up, to come back up, to climb again, to reclimb; to rise again, to go up again; to go up, to ride up; to go back, to return; to go back, to date back, to hearken back (à to)
“remonter le fil du temps” — to go back in time
From re- + monter.