as-yet-unknown

We do not know who Ban is, why he should have taken so long to speak or why his story has so compelled his as yet unknown audience.

People did things and experienced things they are trying to forget, such as the as-yet unknown activities of Severus Snape.

Then aged 30, he was as yet unknown but was starting to show interest in politics.

New problems which were as yet unknown to shipping companies arose with the advent of the LASH system and similar barge carriers.

How far private equity brings about an enduring and large-scale improvement in the performance of big public companies is, as yet, unknown.

The side-effects of the drug are as yet unknown (to scientists).

or some other, as-yet-unknown factor underlies both Alzheimer's-related brain atrophy and physical fitness.

Or there may be an as yet unknown cause of cardiovascular pathology.

Or there may be an as yet unknown cause of some cardiovascular pathology.

Professor Field says the impact on temperatures is as yet unknown.

But other components, as yet unknown, must surely be involved.

The scale and scope of the losses are as yet unknown.

We have chosen a new medium as yet unknown to you who we can trust will deliver the message with confidence and ability.

mouth is closed, one eyebrow slightly raised. How to cause this: as yet unknown.

The former is any user who is casually browsing the site, but is as yet unknown to the system.

The solution could come from evolving technologies such as Web services, but that is as yet unknown.

How many "all" is, is as yet unknown.

whether john terry is fit enough to fill said hole is as yet unknown