Definition of "apace"

Gallop apace, you fiery footed ſteedes, / Towards Phœbus lodging, ſuch a Wagoner / As Phaeton would whip you to the weſt, / And bring in Cloudie night immediately.

c. 1591–1595 (date written), William Shakespeare, “The Tragedie of Romeo and Ivliet”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act III, scene ii], page 65

Ow faire Hippolita, our nuptiall houre / Drawes on apace: foure happy daies bring in / Another Moon […]

c. 1595–1596 (date written), William Shakespeare, “A Midsommer Nights Dreame”, in Mr. William Shakespeares Comedies, Histories, & Tragedies: Published According to the True Originall Copies (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act I, scene i], page 145

(To one, it is ten years of years... Yet now, and in this place, / Surely she leaned o'er me—her hair Fell all about my face... / Nothing: the autumn fall of leaves. The whole year sets apace.)

1850, Dante Gabriel Rossetti, The Blessed Damozel, The Germ; reprinted in Poems , copyright edition, Leipzig: Bernhard Tauchnitz, 1873, OCLC 933409239, page 2, lines 19–24

Twilight was coming on apace and a star or two was already out, but the remains of the sunset could still be seen in the west.

1954, C. S. Lewis, chapter 1, in The Horse and His Boy, Collins, published 1998

Despite efforts to prevent it, officials say, the radicalisation of young Muslims living in Europe proceeds apace.

2017 August 20, “The Observer view on the attacks in Spain”, in The Observer‎