1. Capable of being detected
   - noticeable 
2. Easily seen or detected
   "a detectable note of sarcasm"
   - perceptible

See also: noticeable, perceptible

• counterintelligence
• counterintuitive
• counterintuitively
• counterirritant
• counterman
• countermand
• countermarch
• countermeasure
• countermine
• countermortar fire
• countermove
• counteroffensive
• counteroffer
• counterpane
• counterpart
• counterperson
• counterplan
• counterplay
• counterplea
• counterplot
• counterpoint
• counterpoise
• counterpoised
• counterpoison
• counterpose