keystone
زبان مبدأ: انگلیسی
ترجمه به فارسی
- واژهنامه · Generic English-Persian Dictionary سنگ سرطاق.
- واژهنامه · French & English to Persian Epistemological Dictionary keystone eng. keystone sang-pâya + De manière générale, une clé de voûte est un élément unique qui permet de maintenir la cohésion des multiples éléments l’entourant. (http://www.agoravox.fr/article.php3?id_article=45136)
- واژهنامه · hFarsi Advanced Version سنگ تاج ،سنگ سرطاق معمارى : سنگ تيزه طاق
- واژهنامه · Merriam-Webster Collegiate Dictionary key·stone n. Pronunciation: ' kē- ˌ stōn Function: noun Date: circa 1637 1 : the wedge-shaped piece at the crown of an arch that locks the other pieces in place ― see ARCH illustration 2 : something on which associated things depend for support <determination, a keystone of the puritan ethic ― L. S. Lewis> 3 : a species of plant or animal that produces a major impact (as by predation) on its ecosystem and is considered essential to maintaining optimum ecosystem function or structure]]>