What is the plural of plane (geometric)?

His thesis explores the role of copyediting in regulating English usage, and he holds the paradoxical view that it's possible to be a prescriptivist and ... Jul 28, 2014 ... Actually, criterion is the singular form, and criteria is the plural. (Similarly, phenomenon is singular and phenomena plural.) Also, one author ... May 26, 2021 ... Does anyone know when the (seemingly) recent phenomenon of using apostrophes to indicate plurals (e.g. "I work on Tuesday's") became popular, ... In meteorology, a corona (plural coronae) is an optical phenomenon produced by the diffraction of sunlight or moonlight by individual small water droplets ... Sep 28, 2016 ... ... plural security provider in cities ... This has culminated in a complex, less recognised, phenomenon: the increasing role of plural security ... Borrowed words -i, -en, -a, -es, -ae ; SINGULAR—ON, —UM, PLURAL –A ; phenomenon Greek / Latin. phenomena /fɪˈ-nɒ-mə-nə/ ; criterion Greek / Latin. criteria. Feb 26, 2021 ... Parathyromatosis (plural: parathyromatoses) is the very rare phenomenon in which there is hyperplasia of residual foci of parathyroidal soft tissue after ... A phenomenon (plural, phenomena) is a general result that has been observed reliably in systematic empirical research. The decline of the universalist ideal and the hope of plural justice--some observations and questions of an emerging phenomenon. appearance) and is also related to the verb φαινειν (phainein, df. to show). Its plural is phenomena. Its antonym is lathomenon, meaning "something lying ...