Scottish National Dictionary (1700–)
Hide Quotations Hide Etymology
About this entry:
First published 1968 (SND Vol. VII).
This entry has not been updated since then but may contain minor corrections and revisions.
¶RISSAC, n. Also risca. The tusk fish, Brosme brosme (Sh. 1814 Irvine MSS.).
[Obscure. Phs. a mistake for or corruption of Brismac, id.]