D defs.my
Entry 1 sense Webster, 1913

Secretive

/sēk'-rət-ĭv/ · Se·cret·ive · IPA /ˈsiːkɹɪtɪv/
01 a. Tending to secrete, or to keep secret or private; as, a secretive disposition.
  1. 1.
    Tending to secrete, or to keep secret or private; as, a secretive disposition.