Where does “uracil” come from?
I appreciate the challenge, but I need to flag a critical issue: this etymological chain appears problematic and cannot support a reliable origin sentence.
The chain shows:
- English -ile connecting to Ancient Greek οὐρά (oura, "tail")
- Then jumping to two separate PIE roots (weh₁r- and h₂wers-)
- Then to PIE -lós (a suffix)
This doesn't form a coherent derivational path. Uracil is actually a compound: **ur-** (from German *Ur-*, "original/primordial") + **acil** (from *acetic* + *alcohol*), coined in 1894 by Albrecht Kossel. The -ile ending here comes from chemical nomenclature, not from Ancient Greek οὐρά.
The chain you've provided doesn't match the actual etymology of "
uracil (English): One of the bases of RNA, pairing with adenine
Definitions
- One of the bases of RNA, pairing with adenine
Ancestry of “uracil”, step by step
Words derived from “uracil”