capaciousness

Noun (2)

1. intellectual breadth“the very capaciousness of the idea meant that agreement on fundamentals was unnecessary”“his unselfishness gave him great intellectual roominess”Synonyms: roominessType of breadth, comprehensiveness
2. spatial largeness and extensiveness (especially inside a building)“the capaciousness of Santa's bag astounded the child”“roominess in this size car is always a compromise”“his new office lacked the spaciousness that he had become accustomed to”Synonyms: roominessspaciousnesscommodiousnessType of largeness, bignessKinds airiness, seating capacity