telling
1. [ adjective ] disclosing unintentionally
Synonyms: telltale revealing
Examples:

"a telling smile" "a telltale panel of lights" "a telltale patch of oil on the water marked where the boat went down"

Related terms: informative
2. [ noun ] informing by words
Synonyms: notifying notification apprisal
Related terms: informing notice pink_slip advise
3. [ adjective ] producing a strong effect
Synonyms: impressive
Examples:

"gave an impressive performance as Othello" "a telling gesture"

Related terms: effective
4. [ adjective ] powerfully persuasive
Synonyms: weighty cogent
Examples:

"a cogent argument" "a telling presentation" "a weighty argument"

Related terms: forceful
5. [ noun ] an act of narration
Synonyms: recounting relation
Examples:

"he was the hero according to his own relation" "his endless recounting of the incident eventually became unbearable"

Related terms: narration tell
6. [ noun ] disclosing information or giving evidence about another
Synonyms: singing tattle
Related terms: disclosure tell
Similar spelling:   tellingly
  tilling
  towelling