expansivity

(noun)

noun

1. the fractional change in length or area or volume per unit change in temperature at a given constant pressure

Definition categories: quantity, coefficient

2. a quality characterized by magnificence of scale or the tendency to expand

- the expansiveness of their extravagant life style was soon curtailed

Similar word(s): expansiveness

Definition categories: attribute, grandness, impressiveness, magnificence, richness

3. a friendly open trait of a talkative person

Similar word(s): effusiveness, expansiveness

Definition categories: attribute, communicativeness