Thesaurus / ill defined
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

EXAMPLE SENTENCES FROM THE WEB

The struggle then between the bounding heart and the depressing care renders our impressions of grief vague and ill defined.
It was emphasized at the beginning of this chapter that the boundaries between the three were hazy and ill defined.
HOW TO TEACHGEORGE DRAYTON STRAYER AND NAOMI NORSWORTHY
The limitations in the use of the term hyaline degeneration are but ill defined.
The bello ideale, ill defined and ill understood, smiled upon me with all its flattering and illusory charms.
The boundaries between the powers vested in the military commander and those inherent in the State government were ill defined.
At the time the Yellowstone Park was set aside, the country was almost a terra incognita; its boundaries were ill defined.
Some of the above, as the notion of elementary and celestial nature, and rarity, are vague and ill defined.
NOVUM ORGANUMFRANCIS BACON
Between prescience and imagination the borderline is ill defined.
Before its publication, great numbers of ordinarily humane people had a general, ill defined horror of slavery.
His duties in this capacity were vast and ill defined, and his responsibility exceedingly heavy.
BOOKER T. WASHINGTONEMMETT J. SCOTT AND LYMAN BEECHER STOWE