1939 Geogr. Jrnl. Jan. 56 While it is not theoretically impossible for great stretches of the present flood-plain to have been formerly aggraded..followed by removal of the infil [sic]..such an explanation involves difficulties.

1958 Antiquity 32 110 The basis of the infill of the enclosure.

1958 Archit. Rev. 123 10/2 Infill panels of brick, precast concrete or coloured glass.

1966 J. Stevens Cox Illustr. Dict. Hairdressing & Wigmaking 83/1 Infill, (1) The dressed hair enclosed within a specified area. (2) Knotting hair within a specified area.

1969 New Scientist 15 May 352/3 Sound absorbing infill is there primarily for heat and fire resistance.

1970 Observer 15 Mar. 7/6 Local landowners..stand to make small fortunes out of selling their acres to the infill excavators.

1970 Observer 15 Mar. 7/6 Welsh infill could not be used on the M4.

1971 New Scientist 6 May 317/1 The full four-runway airport will undoubtedly need more infill than could be provided from..dredging.

1880 A. D. Whitney Odd or Even? ix. 79 Pure atmosphere and the glory that infilled it.

1887 J. Ellis New Christianity ii. 42 The nobler works of God, which are infilled with life to every fibre.

1958 Antiquity 32 110 This had been infilled with weathered flints.

1971 Farmer & Stockbreeder 23 Feb. 39/1 He is renovating the drainage system, in-filling and levelling, so 230 acres can be ploughed.

1971 P. Gresswell Environment 133 It is possible to ‘infill’ between two distant houses.

1972 Daily Tel. 23 May 15/4 Get the outline first, with basic shrubs... Then ‘infill’ with smaller shrubs and roses.

1973 Nature 23 Mar. 227/1 Channels, cut by streams rejuvenated during regression of the sea, have been infilled by alluvial and terrestrial clastics.