planckien
French, adjective/plɑ̃.kjɛ̃/
planckien is spelled P-L-A-N-C-K-I-E-N (9 letters). Planckien is a French adjective meaning “Planckian” (English Wiktionary, September 2026). The French Wiktionary (Wiktionnaire) defines it as “Relatif à Max Planck, à ses théories, aux échelles de Planck”.
What does planckien mean in English?
adjective
- 1
Planckian
Source: English Wiktionary, French section, dump of September 2, 2026 (CC BY-SA 4.0).
How French dictionaries define it
adjective: 1. Relatif à Max Planck, à ses théories, aux échelles de Planck.
The definition in the French Wiktionary (Wiktionnaire), in French.
Source: French Wiktionary (Wiktionnaire), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.
Forms of planckien
- planckienne feminine
- planckiens masculine plural
- planckiennes feminine plural
Source: English Wiktionary and French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce planckien?
- /plɑ̃.kjɛ̃/
- \plɑ̃.kjɛ̃\
Sources: English Wiktionary, French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.