TIRS definitions

Tirs

1) Thermal infrared scanner
Found on https://www.crosswordclues.com/clue/tirs

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tirs

(from the article `Morocco`) A dark clay-marl soil known as tirs, which is found on the Chaouïa, Doukkala, and Abda plains, produces good yields of wheat and barley when ...
Found on http://www.britannica.com/eb/a-z/t/53

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TIRS

acronym: thermal infrared scanner
Found on https://www.encyclo.co.uk/local/20002

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