AXIOM OF COMPREHENSION
\ˈaksɪəm ɒv kˌɒmpɹɪhˈɛnʃən], \ˈaksɪəm ɒv kˌɒmpɹɪhˈɛnʃən], \ˈa_k_s_ɪ__ə_m ɒ_v k_ˌɒ_m_p_ɹ_ɪ_h_ˈɛ_n_ʃ_ə_n]\
Sort: Oldest first

An axiom schema of set theory which states:if P(x) is a property thenx : Pis a set. I.e. all the things with some property form a set.Acceptance of this axiom leads to Russell's Paradox which iswhy Zermelo set theory replaces it with a restricted form.
By Denis Howe
Word of the day
alkalinity
 pH values above 7 The quality which constitutes an alkali; alkaline property. state of being alkaline; the degree to which a substance exhibits alkaline properties or an reaction.