[f. ENGULF v. + -ING1.] The action of the verb ENGULF.

1

1658.  Whole Duty Man, ii. § 4 (1684), 87. It is … the ingulfing him … in that most tormenting passion of jealousie.

2

a. 1711.  Ken, Hymnarium, Poet. Wks. 1721, II. 27. Love … Strove her ingulfing to prolong.

3

1875.  Whitney, Life Lang., x. 195. The engulfing or burying of extant species.

4