Etymology tree Proto-Indo-European *(s)kelH- Proto-Indo-European *skol-yeh₂ Proto-Germanic *skaljō Proto-West Germanic *skallju Old English sċiell Middle English schelle English shell From Middle English schelle, from Old English sċel, sċell, sċiell, sċil, sċill, sċyl, sċyll, from Proto-West Germanic *skallju, from Proto-Germanic *skaljō (“shell; husk; rind; peel”), from Proto-Indo-European *(s)kelH- (“to cut; to separate, split”). Cognates Cognate with Dutch schil (“bark, rind, skin; crust; shell; slice”), Danish skæl (“scale; dandruff”), Faroese and Icelandic skel (“shell”), Norwegian Bokmål skjell (“shell; scale”), Norwegian Nynorsk skjel (“shell; bivalve; scale; carapace”), Gothic 𐍃𐌺𐌰𐌻𐌾𐌰 (skalja, “brick, tile”), French écaille (“scale; shell”), Friulian scae (“scale”), Italian scaglia (“scale; flake, sliver; splinter”); also Breton killi (“grove”), Cornish kelli (“grove”), Irish coill (“forest, wood”), Manx keyll (“forest, wood; grove, plantation”), Scottish Gaelic coille (“forest”), Welsh celli (“grove”), Latin scalpō (“to scratch; to carve”), Ancient Greek σκᾰ́λλω (skắllō, “to hoe, stir up”), Albanian çel (“to open up; to sprout; to hatch up; to rise”), Lithuanian skelti (“to crack, split”), Bulgarian, Macedonian, and Russian скала́ (skalá, “cliff, rock”), Czech skála (“rock”), Polish skała, skáła, szkała (“rock”), Slovak and Slovene skala (“rock”), Ukrainian скала́ (skalá), ска́ля (skálja, “cliff, rock”), Armenian քաղել (kʻaġel, “to pick; to gather; to mow”), Sanskrit कॢप् (kḷp, “to order; to manage; to perform; to create; to cut”). More at shale. Doublet of sheal. * (computing): From being viewed as an outer layer of interface between the user and the operating-system internals.

artillery shell • bare masonry and carpentry • beat • beat out • bivalve shell • BLAST • body shell • bombshell • bullet • car body shell • carapace • carcass • cartridge • CASE • casing • centre member • chuck • crush • cuticle • eggshell • hull • Husk • jacket • liner • Plate • pod • projectile • quill • scale • shale • shell construction • shell-like • Shield • shotshell • socket • spent cartridge shell • trounce • vanquish • wrap