Meanings
noundatum plane (plural datum planes)
plural datum planes
- engineeringA plane which serves as a reference or base for the measurement of other quantities.
Synonyms: reference plane
Synonyms & antonyms
nounA plane which serves as a reference or base for the measurement of other quantities.
Similar
reference plane
Cite this entry
APA
datum plane. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/datum%20plane
MLA
“datum plane.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/datum%20plane. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “datum plane,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/datum%20plane.
Source: datum plane on Wiktionary, CC BY-SA 4.0.