An archaic or alternative spelling of electrum, a naturally occurring alloy of gold and silver that sparkles with electrical-like properties.
Direct from Latin 'electrum' (amber) and Greek 'elektron'. The spelling variant 'electre' appears in older texts reflecting different romanization patterns of classical languages.
Electre is the ghostly older cousin of the word 'electrum'—it survives mostly in very old chemistry texts and shows how spelling wasn't standardized when scientists were first naming things!
Complete word intelligence in one call. Free tier — 50 lookups/day.