1. (of animals) fully developed
   - adult, big, fully grown, grown, grownup

See also: mature

• impound
• impounding
• impoundment
• impoverish
• impoverished
• impoverishment
• impracticability
• impracticable
• impracticableness
• impracticably
• impractical
• impracticality
• impramine hydrochloride
• imprecate
• imprecation
• imprecatory
• imprecise
• imprecisely
• impreciseness
• imprecision
• impregnability
• impregnable
• impregnably
• impregnant
• impregnate