basicity

== English == === Etymology === From basic +‎ -ity. === Noun === basicity (countable and uncountable, plural basicities) (uncountable) The condition of being basic. Synonyms: basicness, fundamentalness, essence, essentialness, essentiality (countable, chemistry) The degree to which a substance is basic: its pH level. Synonym: alkalinity Antonym: acidity (countable, chemistry) The number of replaceable hydrogen atoms in a molecule of an acid.