NOUN (1)

1. a native or inhabitant of Costa Rica;


ADJECTIVE (1)

1. of or relating to Costa Rica or its people;
- Example: "the Costa Rican rain forest"
- Example: "our Costa Rican neighbors"

WordNet (r) 3.0 (2006):

Costa Rican
    adj 1: of or relating to Costa Rica or its people; "the Costa
           Rican rain forest"; "our Costa Rican neighbors"
    n 1: a native or inhabitant of Costa Rica