The phrase "characterize without" is grammatically correct and commonly used in written English.
It means to describe or depict someone or something without certain qualities or characteristics. Example: "Her paintings were hard to characterize without using words like haunting and ethereal."
Its sharp, assertive flavor is difficult to characterize without a torrent of descriptors, like trying to devise a one-line plot summary for a Georges Perec novel.
This timber had once been treated with an unknown product difficult to characterize without extensive analysis.
Because many of the early seizures are partial and the seizures occur in clusters, the true phenotype of epilepsy triggered by pilocarpine-induced SE may be difficult to characterize without continuous long-term video-EEG monitoring.
The amount of variability over time and space has not been fully characterized and would be difficult to characterize without a sustained and major sampling effort.
The great number of similar glycoforms present in complex glycoproteins, such as turkey ovalbumin, makes them difficult to characterize without efficient separation, suggesting that RP-HILIC has great potential for allowing sophisticated analyses of highly heterogeneous mixtures.
However, because of the episodic nature of road-salt runoff, the full range of in-stream road-salt influence is difficult to characterize without use of continuous- and event-based monitoring focusing on deicing periods.
The final products were characterized without any further treatment.
These are desires whose objects cannot be characterized without reference to some rational or moral principle.
Hydrated samples (in the protonic form) were characterized without previous thermal treatment to avoid morphological changes.
The burner's response to external pressure modulations is first characterized without flow and combustion.
The thermal and trapping effects are characterized without using the pulsed measurement method which usually requires more complex measurements.
