Reduplicated from an unused root meaning apparently to peel; a shred or scale -- round thing.
H2636. chaspas
[חַסְמַּס] verb only Passive participle (scaled off) scale-like (apparent reduplication from *חסף for חספסף, see Ew§ 158 c Ol§§ 214, 276 Ges§ 55, 6 Sta§ 291; Köi, 250 thinks euphon. for מְחֻסְמָּף; to be compare are Arabic , have scab, itch (Frey; but = ס ?); Aramaic חַסְמָּא potsherd, חַסְמְּנִיתָא scale (of fish), scurf; Ethiopic scabiosus fuit Di587 and Exodus 16:14) — hence מְחֻסְמָּס scaled off, scale-like as Syrver ᵑ7 Thes Rob-Ges MV SS VB; — of the manna כַּכְּפֹר דַּק מְחֻסְמָּ֔ס דַּק 16:14 a fine, scale-like thing, fine as the hoar-frost.