keystone
/ˈkiː.stəʊn/
keystone noun: the top stone of an arch.
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Noun
keystone (plural keystones)
- The top stone of an arch.
- The tunnel, which is 1,000 yd. long, had been closed to passenger traffic since November 17, 1949, after some of the keystones had worked loose.1950 March, “Notes and News: Sugar Loaf Tunnel, Central Wales Line”, in Railway Magazine, page 209
- Something on which other things depend for support.
- Tension between empirical and theoretical knowledge is keystone to sociological and to organizational theories, as early as in Marx's and Weber's frameworks.1999, Eliezer Geisler, Methodology, Theory, and Knowledge in the Managerial and Organizational ...
- A retail price that is double the cost price; a markup of 100%.
- The combination of the shortstop and second baseman.
Verb
keystone (third-person singular simple present keystones, present participle keystoning, simple past and past participle keystoned)
Proper noun capitalized: Keystone
Keystone
- A census-designated place in Colorado.
- A city and town in Iowa.
- A ghost town in North Dakota.
- A town in South Dakota.
keystone meaning in Hindi, Tamil, Marathi and Urdu
keystone in Hindi
- कीस्टोन
keystone in Tamil
- the top stone of an arch
- கீஸ்டோன் kīsṭōṉ
keystone in Marathi
- कीस्टोन, किस्टोन, किल्लीचा दगड
keystone in Urdu
- ڈاٹ, کلیدی پتھر, مرکز
More languagesFewer languages
- keystone in Bengali
- কোনো ব্যবস্থার প্রধান ভিত্তি
- keystone in Telugu
- కీస్టోన్
- keystone in Malayalam
- കേന്ദ്രശില, മൂലക്കല്ല്, തലക്കല്ല്, ആണി
- keystone in Kannada
- ನೆತ್ತಿಗಲ್ಲು nettigallu
- keystone in Punjabi
- ਕੀਸਟੋਨ, ਕੁੰਜੀ-ਪੱਥਰ, ਕੀਸਟੋਨ ਤੱਕ
- keystone in Gujarati
- કીસ્ટોન, કીસ્ટોન સુધી
- keystone in Odia
- କିଷ୍ଟୋନ, କିଷ୍ଟୋନ୍, କୀଷ୍ଟୋନ
- keystone in Nepali
- किस्टोन, कीस्टोन
- keystone in Arabic
- حجر العقد
- keystone in Persian
- سنگ تاج
- keystone in Vietnamese
- rường cột
Forms of keystone
| Noun | |
|---|---|
| plural | keystones |
| Verb | |
| third-person singular present | keystones |
| present participle | keystoning |
| past participle | keystoned |
| past | keystoned |
Origin of keystone
From key + stone. Definition 4 (retail) possibly originated in the jewelry industry in the magazine called "Jewelers' Circular-Keystone".
Words formed from keystone
- keystoneite
- Keystone Cop
- keystone corner
- keystone correction
- keystone effect
- keystone picture
- keystone pricing
- Keystoner
- keystone species
- Keystone State
Phrases with keystone
Words that rhyme with keystone
Questions about keystone
- What does keystone mean?
- Keystone means the top stone of an arch.
- What is keystone in Hindi?
- Keystone in Hindi is कीस्टोन. See Keystone meaning in Hindi.
- What part of speech is keystone?
- Keystone can be a noun, a verb or a proper noun.
- How do you pronounce keystone?
- Keystone is pronounced /ˈkiː.stəʊn/.
- What is the plural of keystone?
- The plural of keystone is keystones.
Words near keystone in the dictionary
Source and license
Adapted from Wiktionary: keystone (page history and authors); Keystone (page history and authors); keystone (Hindi, IndicTrans2 machine translation) (model and license); keystone (Marathi, IndicTrans2 machine translation) (model and license); keystone (Urdu Wiktionary) (page history and authors); Keystone (Bengali Wiktionary) (page history and authors); keystone (Telugu, IndicTrans2 machine translation) (model and license); keystone (Olam, E.K. Kurup corpus) (dataset and license); keystone (Punjabi, IndicTrans2 machine translation) (model and license); keystone (Gujarati, IndicTrans2 machine translation) (model and license); keystone (Odia, IndicTrans2 machine translation) (model and license); keystone (Nepali, IndicTrans2 machine translation) (model and license). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-keystone.wav.
Cite this entry: “keystone.” Word.ws, https://word.ws/keystone. Based on Wiktionary, CC BY-SA 4.0.