Used by many of 8,000 deaf persons (Van Cleve 1986).
6a (Vigorous).
Lisbon, Oporto. Not derived from Portuguese [por]. Different dialects in 2 different deaf schools in Lisbon and Oporto. Related to Swedish Sign Language [swl].
Signed Portuguese similar to Signed Swedish. Began in 1823.
Signed Portuguese similar to Signed Swedish. Began in 1823.