keystone

See also: Keystone

English

Etymology

key +‎ stone

Pronunciation

IPA^(key): /ˈkiː.stəʊn/

Noun

keystone (plural keystones)

(architecture) The top stone of an arch.
Something on which other things depend for support.
- 1999, Eliezer Geisler, Methodology, Theory, and Knowledge in the Managerial and Organizational ...
  Tension between empirical and theoretical knowledge is keystone to sociological and to organizational theories, as early as in Marx's and Weber's frameworks.
A native or resident of the American state of Pennsylvania.
(retail) A retail price that is double the cost price; a markup of 100%.

Derived terms

keystone corner
keystone correction
keystone picture
keystone pricing
keystone species

Translations

the top stone of an arch

Arabic: حجر العقد‎
Armenian: պորտաքար (hy) (portakʿar)
Old Armenian: պորտ (port)
Azerbaijani: açardaşı
Basque: giltzarri
Bulgarian: ключ (bg) m (klyuch)
Catalan: clau de volta f
Czech: svorník
Dutch: sluitsteen (nl) m
Esperanto: ĉefŝtono, ŝlosoŝtono
Estonian: päiskivi
Finnish: lakikivi
French: clef de voûte (fr) f, clé de voute (fr), clef d'arc (fr) f, clé d'arc (fr) f, claveau (fr) m
Galician: clave f
Georgian: ქვაკუთხედი (kvaḳutxedi)
German: Schlussstein (de) m, Scheitelstein m
Greek: σφηνόλιθος (el) m (sfinólithos)
Hebrew: אבן הראשה‎ (he)
Hungarian: zárókő

Ido: klozostono (io)
Italian: chiave di volta f
Japanese: キーストーン
Kannada: ನೆತ್ತಿಗಲ್ಲು (kn) (nettigallu)
Korean: 쐐기돌 (sswaegidol)
Manx: ard-chlagh f, ogher f
Norwegian: kronestein
Occitan: clau de vòlta f
Persian: سنگ تاج‎
Polish: zwornik (pl) m, klucz (pl) m, filar (pl) m, podstawa (pl) f
Portuguese: pedra angular f
Romanian: cheia de boltă f
Russian: замко́вый ка́мень (ru) m (zamkóvyj kámenʹ), замо́к (ru) m (zamók)
Slovak: svorník
Spanish: clave (es) f
Swedish: slutsten, nyckelstenen
Tamil: கீஸ்டோன் (kīsṭōṉ)
Ukrainian: замковий камінь m (zamkovyj kaminʹ), замок m (zamok), ключ (uk) m (ključ)

something on which other things depend for support

French: clef de voûte (fr) f
Occitan: clau de vòlta f

Russian: замко́вый ка́мень (ru) m (zamkóvyj kámenʹ)
Vietnamese: rường cột (vi)

a native or resident of the American state of Pennsylvania

Verb

keystone (third-person singular simple present keystones, present participle keystoning, simple past and past participle keystoned)

(transitive) To distort (an image) by projecting it onto a surface at an angle, which for example causes a square to look like a trapezoid.
(transitive, retail) To double the cost price in order to determine the retail price; to apply a markup of 100%.

Anagrams

keynotes, keytones