See Also: pyramid selling(dictionary)
Pyramid(medicine)
pyramid(dictionary)
pyramid(2)(dictionary)
pyramid(encyclopedia)
renal pyramid(medicine)
pyramid of tympanum(medicine)
pyramid of vermis(medicine)
pyramid sign(medicine)
pyramid scheme(dictionary)

decertify (iou) and pyramid selling (oh)


decertify (iou)



decertify verb trans. E20.
[from DE- 3 + CERTIFY.]
Remove a certificate or certification (esp. one of insanity) from.
decertifi'cation noun M20.

pyramid selling (oh)



n [U]
a business activity in which the main income comes from people who buy the right to sell products, rather than from the sale of the products themselves. Pyramid selling is illegal in many places.