Definition of "grotesquely"

Till the grotesquely angry scene was interrupted by the arrival of Mina, who came asking for Andrew.

1907, Barbara Baynton, edited by Sally Krimmer and Alan Lawson, Human Toll (Portable Australian Authors: Barbara Baynton), St Lucia: University of Queensland Press, published 1980, page 209

Anything more appalling than this jumbled mass of the remains of a departed race I cannot imagine, and what made it even more dreadful was that in this dry air a considerable number of the bodies had simply become desiccated with the skin still on them, and now, fixed in every conceivable position, stared at us out of the mountain of white bones, grotesquely horrible caricatures of humanity.

1886 October – 1887 January, H[enry] Rider Haggard, She: A History of Adventure, London: Longmans, Green, and Co., published 1887