Standard Lemma guide

feldspar

noun · 2 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • US: /ˈfɛldˌspɑɹ/
  • US:
  • UK: /ˈfɛldspɑː/
  • UK:
  • Southern-England: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: F EH1 L D S P AA2 R Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

Any of a large group of rock-forming aluminosilicate minerals containing potassium, sodium, or calcium that, together, make up about 60% of the Earth's outer crust.

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

2

noun

Meaning 2

any of a group of hard crystalline minerals that consist of aluminum silicates of potassium or sodium or calcium or barium

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: felspar

Antonyms: none provided

Broader terms: spar

Narrower terms: orthoclase, plagioclase, oligoclase, moonstone

History

Etymology

Partial calque of German Feldspat, formed from Feld (“field”) + Spat (“spar”), the second element replaced with the English cognate spar.

Across languages

Translations

62 source translations are retained for this English entry.

  • Afrikaans: veldspaat — any of a large group of rock-forming minerals
  • Arabic: فلسبار (falasabar) — any of a large group of rock-forming minerals
  • Aragonese: feldespato — any of a large group of rock-forming minerals
  • Asturian: feldespatu — any of a large group of rock-forming minerals
  • Basque: feldespato — any of a large group of rock-forming minerals
  • Belarusian: палявы шпат (paljavy špat) — any of a large group of rock-forming minerals
  • Breton: feldspat — any of a large group of rock-forming minerals
  • Bulgarian: фелдшпат (feldšpat) — any of a large group of rock-forming minerals
  • Burmese: ကြွေကျောက် (krwe-kyauk) — any of a large group of rock-forming minerals
  • Catalan: feldspat — any of a large group of rock-forming minerals
  • Chinese Cantonese: 長石 /长石 (zoeng2 sek6) — any of a large group of rock-forming minerals
  • Chinese Mandarin: 長石 /长石 (chángshí) — any of a large group of rock-forming minerals
  • Czech: živec — any of a large group of rock-forming minerals
  • Danish: feldspat — any of a large group of rock-forming minerals
  • Dutch: veldspaat — any of a large group of rock-forming minerals
  • Esperanto: feldspato — any of a large group of rock-forming minerals
  • Finnish: maasälpä — any of a large group of rock-forming minerals
  • French: feldspath — any of a large group of rock-forming minerals
  • Galician: feldespato — any of a large group of rock-forming minerals
  • Georgian: მინდვრის შპატები (mindvris šṗaṭebi) — any of a large group of rock-forming minerals
  • German: Feldspat — any of a large group of rock-forming minerals
  • Greek: άστριος (ástrios) — any of a large group of rock-forming minerals
  • Hebrew: פצלת הסדה (patsélet hasadé) — any of a large group of rock-forming minerals
  • Hindi: फेल्सपार (phelsapār) — any of a large group of rock-forming minerals
  • Hungarian: földpát — any of a large group of rock-forming minerals
  • Icelandic: feldspat — any of a large group of rock-forming minerals
  • Indonesian: felspar — any of a large group of rock-forming minerals
  • Irish: iathchloch — any of a large group of rock-forming minerals
  • Italian: feldspato — any of a large group of rock-forming minerals
  • Japanese: 長石 (chōseki) — any of a large group of rock-forming minerals
  • Korean: 장석 (jangseok) — any of a large group of rock-forming minerals
  • Northern Kurdish: feldspat — any of a large group of rock-forming minerals
  • Latvian: laukšpats — any of a large group of rock-forming minerals
  • Limburgish: veldsjpaat — any of a large group of rock-forming minerals
  • Lithuanian: feldšpatas — any of a large group of rock-forming minerals
  • Lithuanian: lauko špatas — any of a large group of rock-forming minerals
  • Macedonian: момирок (momirok) — any of a large group of rock-forming minerals
  • Manx: clagh vane — any of a large group of rock-forming minerals
  • Norwegian Bokmål: feltspat — any of a large group of rock-forming minerals
  • Norwegian Nynorsk: feltspat — any of a large group of rock-forming minerals
  • Occitan: feldspat — any of a large group of rock-forming minerals
  • Persian: فلدسپات — any of a large group of rock-forming minerals
  • Polish: skaleń — any of a large group of rock-forming minerals
  • Portuguese: feldspato — any of a large group of rock-forming minerals
  • Romanian: feldspat — any of a large group of rock-forming minerals
  • Russian: полево́й шпат (polevój špat) — any of a large group of rock-forming minerals
  • Serbo-Croatian: фе̏лдшпат — any of a large group of rock-forming minerals
  • Serbo-Croatian: fȅldšpat — any of a large group of rock-forming minerals
  • Slovak: živec — any of a large group of rock-forming minerals
  • Slovene: glinenec — any of a large group of rock-forming minerals
  • Lower Sorbian: pólny špat — any of a large group of rock-forming minerals
  • Upper Sorbian: pólny špat — any of a large group of rock-forming minerals
  • Spanish: feldespato — any of a large group of rock-forming minerals
  • Swedish: fältspat — any of a large group of rock-forming minerals
  • Tagalog: peldespato — any of a large group of rock-forming minerals
  • Tamil: பெல்ட்ஸ்பார் (pelṭspār) — any of a large group of rock-forming minerals
  • Thai: เฟลด์สปาร์ (flâyt-bpaa) — any of a large group of rock-forming minerals
  • Turkish: feldspat — any of a large group of rock-forming minerals
  • Ukrainian: польовий шпат (polʹovyj špat) — any of a large group of rock-forming minerals
  • Uzbek: dala shpatlari — any of a large group of rock-forming minerals
  • Vietnamese: fenspat — any of a large group of rock-forming minerals
  • Welsh: ffelsbar — any of a large group of rock-forming minerals
Real reading context

feldspar in complete knowledge articles