
1) Israeli invention 2) Series of main battle tanks
Found on
https://www.crosswordclues.com/clue/merkava

The Merkava (Hebrew: מרכבה, `chariot`) is a main battle tank used by the Israel Defense Forces. The tank began development in 1973 and entered official service in 1979. Four main versions of the tank have been deployed. It was first used extensively in the 1982 Lebanon War. The name `Merkava` was derived from the IDF`s initial developmen...
Found on
http://en.wikipedia.org/wiki/Merkava

(from the article `tank`) ...first examples of this were on the T-64 and T-72 tanks, whose guns were automatically loaded from a carousel-type magazine below the turret. ...
Found on
http://www.britannica.com/eb/a-z/m/74

the throne, or `chariot,` of God as described by the prophet Ezekiel (Ezekiel 1); it became an object of visionary contemplation for early Jewish ... [2 related articles]
Found on
http://www.britannica.com/eb/a-z/m/74

Series of main battle tanks [IL]
Found on
https://www.encyclo.co.uk/local/20785
No exact match found.