Lewis Short
brasmătĭae | bras-tae (noun F) : (access. form , App. de Mundo, p. 65, 25), , , = οἱ βρασματίαι (sc. ἄνεμοι) or βράσται
* Ashaking of the earth, an earthquake: brasmatiae sunt (terrarum motus), qui terram molestius suscitantes sursum propellunt immanissimas moles, ut in Asiā Delos emersit, etc.,Amm. 17, 7, 13.
Charlton T. Lewis, Charles Short, A Latin Dictionary