21 entries under expression topic. ×

10
ground survey(survey, land, ground, operation)
9
terrestrial survey(survey, land, ground, operation)
8
ground mapping(survey, land, ground, operation)
8
ground radiological survey(survey, land, ground, operation)
7
surface mapping(survey, land, ground, operation)
7
surface survey(survey, land, ground, operation)
6
land-based survey(survey, land, ground, operation)
6
surface study(survey, land, ground, operation)
5
land operations(survey, land, ground, operation)
4
ground prospecting(survey, land, ground)
4
land exploration(survey, land, ground, operation)
4
land survey(survey, land, ground, operation)
4
land works(survey, land, ground, operation)
4
on-the-ground survey(survey, land, ground, operation)
4
reconnaissance from the ground(survey, land, ground)
4
surface measurements(survey, land, ground, operation)
3
ground investigations(survey, land, ground, operation)
3
ground reconnaissance(survey, land, ground)
3
land data acquisition(survey, land, ground, operation)
3
land surveying(survey, land, ground, operation)
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APASmart Define. (1970). aerial survey thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/aerial_survey/thesaurus/antonyms
ChicagoSmart Define. 1970. "aerial survey thesaurus" https://smartdefine.org/aerial_survey/thesaurus/antonyms (accessed October 1, 2026).
HarvardSmart Define 1970, aerial survey thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/aerial_survey/thesaurus/antonyms>.
MLASmart Define. "aerial survey thesaurus" 1 January 1970. Web. 1 October 2026. <https://smartdefine.org/aerial_survey/thesaurus/antonyms>