fulguration noun. [fʌlgjʊ'reɪʃ(ǝ)n] M17.
[Latin fulguratio(n-) lightning, esp. sheet-lightning, from fulgurat-: see FULGURATE, -ATION.]
1. The action of lightening or flashing like lightning; usu. in pl., flashes of lightning. Now rare. M17.
fig.:
■ E. Caird The continual fulgurations of deity.

2. In assaying, a brightening in the appearance of a molten metal when only a thin film of lead remains on its surface. obsolete exc. Hist. L17.

3. Medicine. The destruction of tissue by means of diathermy. E20.

[TahlilGaran] English Dictionary ▲