definition of
revealing

[1] #1 revealing s. [telling, telltale] disclosing unintentionally; "a telling smile"; "a telltale panel of lights"; "a telltale patch of oil on the water marked where the boat went down". wn

[2] #2 revealing n. [disclosure, revelation] the speech act of making something evident. wn

[3] #3 revealing a. showing or making known; "her dress was scanty and revealing". wn