einstein

== English == === Etymology 1 === Named in honor of Albert Einstein, who explained the photoelectric effect. ==== Noun ==== einstein (plural einsteins) (photochemistry, dated) One mole of photons, regardless of frequency, as used to measure irradiance. (informal) A genius; a very smart person. Synonyms: see Thesaurus:intelligent person (by extension, informal, sarcastic) An idiot; a very stupid person. Synonyms: see Thesaurus:idiot ===== Derived terms ===== (one mole of photons): microeinstein ===== Translations ===== ===== See also ===== (fool): no shit, Sherlock === Etymology 2 === From German ein Stein, "one stone", coined by scientists in recent decades, but with tongue-in-cheek tacit acknowledgment of the homonymy with einstein and Einstein; "a pun playing with the famous scientist's name and the German term "ein Stein" for "one stone". ==== Noun ==== einstein (plural einsteins) (mathematics, physics) A shape that can be repeated to cover a plane with a nonrepeating pattern. ===== See also ===== aperiodic, monotiling, tessellation === References === === Anagrams === Nineties, nineties == Polish == === Etymology === Named after German physicist Albert Einstein. === Pronunciation === IPA(key): /ˈajn.ʂtajn/ Rhymes: -ajnʂtajn Syllabification: ein‧stein Homophones: ajnsztajn, Einstein === Noun === einstein m inan (physics) alternative spelling of ajnsztajn einsteinium (element with atomic number 99) ==== Declension ==== === Noun === einstein m pers (colloquial, sometimes sarcastic) Einstein, einstein (extremely clever or intelligent person) ==== Declension ==== ==== Related terms ==== === Further reading === einstein in Polish dictionaries at PWN