rotavatev.
/ˈrəʊtəveɪt/, U.S. /ˈroʊdəˌveɪt/ transitive. To break up (soil, etc.) with a Rotavator; to work (a substance) into the soil by means of a Rotavator. Also intransitive.
ΘΚΠ
the world > food and drink > farming > cultivation or tillage > breaking up land > break up land [verb (transitive)] > rotavate
rotavate1950
1950 [implied in: Times 23 Dec. 8/6 (advt.) Intelligent planning, good seeds and a ‘Rotavated’ seedbed are the reasons why ‘Gem’ users raise crops sooner. (at rotavated adj.)].
1954 Times 25 May 5 (advt.) Remember, only Howard machines can rotavate.
1959 Birmingham Post 10 June 1/1 A new allotment..had been ‘adequately fenced, roadways constructed and the site ploughed and rotavated’.
1962 Times 3 Dec. (Agric. Suppl.) p. vii/5 The usual procedure..is to rotavate the dead herbage.
1971 Nature 13 Aug. 446/2 The British Ministry of Agriculture suffered some criticism for suggesting that the best way of disposing of surplus and unwanted DDT..was to rotovate it into the soil.
1998 A. Sturgeon Planted 173/2 If you're having problems raking, then you may need to rotavate again.
This entry has been updated (OED Third Edition, November 2010; most recently modified version published online March 2022).
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v.1950