drossless
adjEtymology From dross + -less.
1
Free from dross.
- OFT tho' thy genius, DARWIN! amply fraught With native wealth, explore new worlds of mind; Whence the bright ores of drossless wisdom brought, Stampt by the Muse's hand, enrich mankind;1791, William Bagshaw Stevens, "to the author of the poem on the loves of the plants" (prefixed to Erasmus Darwin's The Botanic Garden)