acquired taste
- n a preference that is only acquired after considerable experience
aclant
- n a major strategic headquarters of NATO located in the United States; is under the authority of the North Atlantic Council
aclinic line
- n an imaginary line paralleling the equator where a magnetic needle has no dip
acme
- n the highest level or degree attainable; the highest stage of development
his landscapes were deemed the acme of beauty
the artist's gifts are at their acme - n the highest point (of something)
acne
- n an inflammatory disease involving the sebaceous glands of the skin; characterized by papules or pustules or comedones
acne rosacea
- n a skin disease of adults (more often women) in which blood vessels of the face enlarge resulting in a flushed appearance