1. Having a mental age of three to seven years
   - imbecile, idiotic

See also: imbecile, retarded

• acromegalic
• acromegaly
• acromial process
• acromicria
• acromikria
• acromion
• acromphalus
• acromyotonia
• acronym
• acronymic
• acronymous
• acropetal
• acrophobia
• acrophobic
• acrophony
• acropolis
• Acropora
• acroscopic
• acrosome
• across
• across the country
• across the nation
• across-the-board
• acrostic
• Acrostichum