1. Well grounded in logic or truth or having legal force
   "a valid inference"; "a valid argument"; "a valid contract" 
2. Still legally acceptable
   "the licence is still valid"

See also: binding, effectual, legal, legitimate, logical, reasonable, reasoned, sensible, sound, unexpired, validated, validity, validly, validness, well-grounded

Antonym: invalid

Encyclopedia: Valid

• uncontaminated
• uncontaminating
• uncontested
• uncontrived
• uncontrollable
• uncontrollably
• uncontrolled
• uncontroversial
• uncontroversially
• unconventional
• unconventionality
• unconventionally
• unconverted
• unconvertible
• unconvinced
• unconvincing
• unconvincingly
• uncooked
• uncool
• uncooperative
• uncoordinated
• uncordial
• uncork
• uncorrectable
• uncorrected