se

Reading level: hard

Estimated CEFR level: B1 — Intermediate

Estimated from word frequency; not an official CEFR classification.

Definition

noun a toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable grey metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores (as pyrite)
noun the compass point midway between south and east; at 135 degrees

From Mandarin 瑟 (sè).

Faut que jeunesse se passe. — Ulysses, James Joyce
“Inter se mortales mutua vivunt ................................ — Essays of Michel de Montaigne — Complete, Michel de Montaigne
Morality per se constitutes a system. — The Critique of Pure Reason, Immanuel Kant

selenium, atomic number 34

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