Standard Lemma guide

sanidine

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

A variety of orthoclase feldspar found as tabular crystals embedded in volcanic rocks. Some forms (called moonstone) exhibit adularescence.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: chemistry, geography, geology, mineralogy, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From Ancient Greek σανίς (sanís, “board”) + -ine.

Across languages

Translations

3 source translations are retained for this English entry.

  • Finnish: sanidiini — variety of orthoclase feldspar
  • Italian: sanidino — variety of orthoclase feldspar
  • Japanese: 玻璃長石 (harichōseki) — variety of orthoclase feldspar