trenchant

Adjective

• clearly or sharply defined to the mind
  • clear-cut evidence of tampering
    
  • Claudius was the first to invade Britain with distinct...intentions of conquest
    
  • trenchant distinctions between right and wrong
    

• characterized by or full of force and vigor
  • a hard-hitting expose
    
  • a trenchant argument
    

• having keenness and forcefulness and penetration in thought, expression, or intellect
  • searching insights
    
  • trenchant criticism
    

Related words

• Synonyms: 
  clear-cut , distinct , hard-hitting , searching