verb/e.ɡʁə.ne/
to shell, pod (maize, peas, wheat etc.); to gin (cotton); to ripple (flax); to drop off the stalk or bunch; to dish out
“Les sons de la cloche égrenant les quarts, les demies et les heures […]” — The sounds of the clock rattling off the quarters, the halves and the hours […]
Synonyms: écosser
From é- + grain + -er.