inhabitant /ɪnˈhæb.ɪ.tənt/noun 2adjective 1forms 1 noun2 •Someone or thing who lives in a place.I believed it in the same way one of you might believe there are inhabitants in the planet Mars. I knew once a Scotch sailmaker who was certain, dead sure, there were people in Mars. — 1899 •A possible value for a type.One way to observe this connection with mathematics is by mapping each type to its cardinality, a count of the inhabitants of that type. — 2021 adjective1 •resident formsinhabitants