ill-defined

adjective

: not easy to see or understand

The property's borders are ill-defined.

an ill-defined mission

Examples of ill-defined in a Sentence

Recent Examples on the Web

The latter phrase is ill-defined in the law, but certainly does not encompass political disagreement or electoral expediency. —New York Daily News Editorial Board, New York Daily News, 30 Jan. 2024

Then there’s the regulatory approval process, which is ill-defined for next-generation antivenoms. —Cody Cottier, Discover Magazine, 29 Apr. 2024

As for setting a more realistic timeline, Levine Cava wrote that the plan was still too ill-defined to say. —Alyssa Johnson, Miami Herald, 22 Apr. 2024

As an actress Dunst is a bit like her director — not at all soft or ill-defined, yet somehow oblique. —Tom Gliatto, Peoplemag, 11 Apr. 2024

But 40 years ago, the characteristics of a promising root system were ill-defined. —Maddie Bender, Smithsonian Magazine, 19 Mar. 2024

But the suit does perhaps helpfully focus attention on how fraught and ill-defined a concept AGI is. —Jeremy Kahn, Fortune, 5 Mar. 2024

But the regulations for leadership PACs have been ill-defined since the FEC authorized the committees in the late 1970s. —Paul Pringle, Los Angeles Times, 29 Feb. 2024

The Treaty of Paris, which was signed in 1783 and ended the American Revolution, left the dividing line between what is now Quebec and New Hampshire ill-defined. —Jazmine Ulloa, New York Times, 22 Jan. 2024