līno-
“flax, linen”linen
PIE noun root for flax or linen. Source of Latin līnum, English "linen," "line," and textile vocabulary.
Discussion
*līno- is a Proto-Indo-European noun root for "flax" or "linen," one of the earliest reconstructible terms for a cultivated textile plant, pointing to PIE familiarity with flax agriculture.
Latin līnum ("flax, linen thread") gives English "linen," "line" (originally a linen cord), "lining," "linoleum," and "lingerie." Greek línon ("flax, linen, thread, net") parallels the Latin form exactly. These remarkably similar forms across branches confirm a deep PIE origin.
In Germanic, Old English līn ("flax, linen") produced English "line" and compounds like "linseed" (flax seed). German Lein and Leinen continue the same word. Old Irish lín and Lithuanian linai ("flax") extend the attestation to Celtic and Baltic.
The wide geographic distribution of this root—from Indo-Iranian to Celtic—suggests that flax cultivation and linen production were practiced by PIE speakers before the dispersal of the language family. Archaeological evidence supports this, with flax remains found at Neolithic sites across the PIE homeland region.
The root is notable as a cultural term that helps reconstruct PIE material life: these speakers grew flax, processed its fibers, and wove linen cloth.
Notes
Source of Latin "līnum", English "linen", Greek "línon". Wanderwort possible.