calcium en · NOUN
Pronunciation
Etymology
Etymology tree Pre-Greekbor.? Ancient Greek χᾰ́λῐξ (khắlĭx)bor.? substratebor.? Latin calx Proto-Indo-European *-om Proto-Italic *-om Latin -umder. English -ium English calcium Coined by British chemist Humphry Davy in 1808, from Latin calx (“lime, limestone”) because it occurs in limestone. By surface analysis, calc- + -ium.
Meanings
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(countable, uncountable) The chemical element (symbol Ca) with atomic number 20: a soft, silvery-white alkaline earth metal which occurs naturally as carbonate in limestone and as silicate in many rocks.
“This material has a specific hardness and is chemically very stable. It forms naturally from calcium alone, but bacteria accelerate the transformation into calcium carbonate,” explains Alejandro Montesinos, head of the Decarbonization, Climate Change, and Circular Economy Research Group at Tec de Monterrey and a member of the Institute of Advanced Materials and Sustainable Manufacturing.
2024 August 6, Ricardo Treviño, “Self-Healing Concrete Help Buildings Seal Themselves”, in TecScience, archived from the original on 19 Jan 2025:Oxygen levels on Earth skyrocketed 2.4 billion years ago, when cyanobacteria evolved photosynthesis:[…]. The evolutionary precursor of photosynthesis is still under debate, and a new study sheds light. The critical component of the photosynthetic system is the “water-oxidizing complex”, made up of manganese atoms and a calcium atom.
2013 September-October, Katie L. Burke, “In the News”, in American Scientist, archived from the original on 30 Nov 2014:
- (countable) An atom of this element.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| calciums | Number=Plur | lexicographic |
Deriveds
calcium hydroxide · proto-calcium · organocalcium · calcium guanylate · monocalcium · pentacalcium · calcium propionate · calcium malate · tetracalcium · calprotectin · calcium cyanamide · calcemia · calcium-45 · calcein · calcium nitride · calcium phosphide · calcium chloride · calcrete · calcium-42 · calcium lactate · calcium-46 · calcium pyrophosphate dihydrate deposition disease · calcium tartrate · calcium light · calcium peroxide · calcium sulfate · calcium fluoride · calcium benzoate · calcium montmorillonite · calcium magnesium carbonate · calcic · calfluxin · calcium sorbate · octacalcium · calcium carbonate · calcium gluconate · calcium dihydrogen phosphate · calcium acetate · calcium oxide · calcium-40 · noncalcium · calcium-montmorillonite · tricalcium · calcium sodium polyphosphate · fosamprenavir calcium · calcium sulfide · calcium platinate · calcio- · calcium chromate · radiocalcium · calcium cannon · calcium sulphide · calcium-48 · calcium tungstate · calcium copper tetrasilicate · calretinin · calcium diglutamate · calcium hydride · calc- · calcium permanganate · calci- · calcium formate · calcium dioxide · calcium fumarate · dicalcium · calcium silicate · calcium hypochlorite · calcium polyphosphate · calcium-43 · calcium sulphate · calcium magnesium silicate · calciumlike · calsulfhydryl · decacalcium · calcium sulphite · bismuth strontium calcium copper oxide · calcium channel blocker · calcaemia · hexacalcium · oxycalcium · calcium carbide · caldesmon · nonacalcium · calcium arsenate · calcium inosinate · cinacalcet · calcium disodium EDTA · calcium oxalate · pedocal · calcium nitrate · calcium bilirubinate · calcium ferrocyanide · calcium-44 · heptacalcium · calcium phosphate
Relateds
limestone · mul:Ca · calcia · BSCCO · calculus · calcite · chalk · calx · Ca²⁺ · lime
Translations (106)
sw kalisiamu (chemical element of atomic number 20) · pon kalsium (chemical element of atomic number 20) · lb Kalzium (chemical element of atomic number 20) · he סידן (chemical element of atomic number 20) · hi चूर्णातु (chemical element of atomic number 20) · pt cálcio (chemical element of atomic number 20) · ka კალციუმი (chemical element of atomic number 20) · id zat kapur (chemical element of atomic number 20) · kk кальций (chemical element of atomic number 20) · vi canxi (chemical element of atomic number 20) · fur calci (chemical element of atomic number 20) · ln kalisu class 9a/10a (chemical element of atomic number 20) · ta கால்சியம் (chemical element of atomic number 20) · fr calcium (chemical element of atomic number 20) · hy կալցիում (chemical element of atomic number 20) · iu ᓴᐅᓂᒃᓴᖅ (chemical element of atomic number 20) · oc calci (chemical element of atomic number 20) · et kaltsium (chemical element of atomic number 20) · mn ᠺᠠᠯᠢᠼᠢ (chemical element of atomic number 20) · da kalcium (chemical element of atomic number 20) · cmn 鈣 /钙 (chemical element of atomic number 20) · vo kalsin (chemical element of atomic number 20) · tr kalsiyum (chemical element of atomic number 20) · kw calcyum (chemical element of atomic number 20) · nn kalsium (chemical element of atomic number 20) · mn кальци (chemical element of atomic number 20) · sh калциjум (chemical element of atomic number 20) · la calcium (chemical element of atomic number 20) · br kalkiom (chemical element of atomic number 20) · eo kalcio (chemical element of atomic number 20) · ha alli (chemical element of atomic number 20) · yi קאַלציום (chemical element of atomic number 20) · be вапень (chemical element of atomic number 20) · yue 鈣 /钙 (chemical element of atomic number 20) · pdt Kaltsium (chemical element of atomic number 20) · lt kalcis (chemical element of atomic number 20) · de Calcium (chemical element of atomic number 20) · th แคลเซียม (chemical element of atomic number 20) · eu kaltzio (chemical element of atomic number 20) · mi konupūmā (chemical element of atomic number 20) · ar كَالْسِيُوم (chemical element of atomic number 20) · lv kalcijs (chemical element of atomic number 20) · ta சுண்ணியம் (chemical element of atomic number 20) · fa کلسیم (chemical element of atomic number 20) · hu kalcium (chemical element of atomic number 20) · ga cailciam (chemical element of atomic number 20) · nv káálsiiyin (chemical element of atomic number 20) · sa छौरेय (chemical element of atomic number 20) · mg diontsokay (chemical element of atomic number 20) · sh kalcijum (chemical element of atomic number 20) · ar كَلْسِيُوم (chemical element of atomic number 20) · it calcio (chemical element of atomic number 20) · nl calcium (chemical element of atomic number 20) · ro calciu (chemical element of atomic number 20) · sv kalcium (chemical element of atomic number 20) · mn ᠺᠠᠯᠼ (chemical element of atomic number 20) · ms zat kapur (chemical element of atomic number 20) · km កាល់ស្យូម (chemical element of atomic number 20) · es calcio (chemical element of atomic number 20) · bg ка́лций (chemical element of atomic number 20) · ml കാൽസ്യം (chemical element of atomic number 20) · be ка́льцый (chemical element of atomic number 20) · da calcium (chemical element of atomic number 20) · de Kalzium (chemical element of atomic number 20) · haw puna (chemical element of atomic number 20) · ia calcium (chemical element of atomic number 20) · ca calci (chemical element of atomic number 20) · csb kalcéń (chemical element of atomic number 20) · ja 石灰素 (chemical element of atomic number 20) · id kalsium (chemical element of atomic number 20) · cs vápník (chemical element of atomic number 20) · tl kalsiyo (chemical element of atomic number 20) · ast calciu (chemical element of atomic number 20) · he קלציום (chemical element of atomic number 20) · te సున్నము (chemical element of atomic number 20) · gd cailceam (chemical element of atomic number 20) · ja カルシウム (chemical element of atomic number 20) · fo kalsium (chemical element of atomic number 20) · tg калсий (chemical element of atomic number 20) · sk vápnik (chemical element of atomic number 20) · acw كالسيوم (chemical element of atomic number 20) · uk ка́льцій (chemical element of atomic number 20) · cy calsiwm (chemical element of atomic number 20) · ms kalsium (chemical element of atomic number 20) · ko 칼슘 (chemical element of atomic number 20) · sl kalcij (chemical element of atomic number 20) · sh калциj (chemical element of atomic number 20) · nb kalsium (chemical element of atomic number 20) · uz кальций (chemical element of atomic number 20) · br kalsiom (chemical element of atomic number 20) · fi kalsium (chemical element of atomic number 20) · gl calcio (chemical element of atomic number 20) · mk калциум (chemical element of atomic number 20) · af kalsium (chemical element of atomic number 20) · gv kelkium (chemical element of atomic number 20) · ur چورناتہ (chemical element of atomic number 20) · is kalsín (chemical element of atomic number 20) · mt kalċju (chemical element of atomic number 20) · co calciu (chemical element of atomic number 20) · ru ка́льций (chemical element of atomic number 20) · sq kalcium (chemical element of atomic number 20) · sh kalcij (chemical element of atomic number 20) · pl wapń (chemical element of atomic number 20) · el ασβέστιο (chemical element of atomic number 20) · fy kalsium (chemical element of atomic number 20) · sat ᱠᱮᱞᱥᱤᱭᱟᱢ (chemical element of atomic number 20)