psy·cho·ac·tive 
(sī′kō-ăktĭv)
(sī′kō-ăktĭv)adj.
Affecting the mind or mental processes. Used of a drug.
- seminiferous tubule
- seminivorous
- Seminole
- seminoma
- seminomad
- seminomadic
- seminude
- seminudity
- semiochemical
- semiofficial
- semiofficially
- semiologist
- semiology
- semiopaque
- semiotic
- semiotical
- semiotically
- semiotician
- semiotics
- Semipalatinsk
- Semipalatinsk
- semipalmate
- semipalmated
- semipalmated plover
- semiparasite