Noun positivity has 5 senses

• positivity(n = noun.linkdef) positiveness - the character of the positive electric pole; Array
is a kind of polarity, sign
Antonym: negativity

• positivity(n = noun.attribute) positiveness, positivism - a quality or state characterized by certainty or acceptance or affirmation and dogmatic assertiveness; Array
is a kind of quality
has particulars: assertiveness, self-assertiveness
Antonym: negativity
Derived form adjective positive₁

• positivity(n = noun.attribute) advantageousness, favorableness, favourableness, positiveness, profitableness - the quality of being encouraging or promising of a successful outcome; Array
is a kind of advantage, vantage
has particulars: auspiciousness, propitiousness

• positivity(n = noun.attribute) positiveness - an amount greater than zero; Array
is a kind of amount
Antonym: negativity
Derived form adjective positive₉

• positivity(n = noun.attribute) incontrovertibility, incontrovertibleness, positiveness - the quality of being undeniable and not worth arguing about; Array
is a kind of indisputability, indubitability, unquestionability, unquestionableness
Derived form adjective positive₆