He was practically blind on the descent - at one point he fell over the body of a dead climber - and requiring urgent medical attention when he reached base camp.

I saw this guy in a wheelchair who was paralysed, practically blind, 80 per cent deaf, and he kept telling me to speak louder because he couldn't hear me.

In 1911, he suffered an illness (keratitis punctata) which left him practically blind for two to three years.

He was practically blind in that eye from then on.

The accident also leaves him practically blind.

What he was actually doing in his workroom, aside from slamming the door or napping, had remained practically unknown.

Both were multifarious, in a way practically unknown now, writing fiction, drama, philosophy, essays and journalism (both were also editors).

However, acne, eczema and psoriasis are also practically unknown in huntergatherer humans, while in the west they are sharply on the rise.

It's the same with degrees: everyone in my day got a 2: 2; the 2: 1 was as rare as a first and a first was practically unknown.

These are attended by about two-thirds of the students and the first two are practically unknown in other parts of the world.

And unlike rocket fuel, there’s a free and practically unlimited supply of sunlight.

Its range was 'practically unlimited', he said.

He realized that the possibilities of such a boat were practically unlimited.

A machine, with practically unlimited memory, would then read the route and sort it to the proper bin.

It can be processed into two different types of product with practically unlimited shelf-life by very simple procedures.

They're practically useless: clenched like iron; on the left, the fingertips embedded in the palm.

In fact, he considers the whole concept of 'screen time' to be practically useless.

The accuracy of their verge and foliot movements was so poor, with errors of perhaps several hours per day, that they were practically useless.

Their eyes are not visible externally and are practically useless, hence the name.

This made blown flaps practically useless as a landing aid on many aircraft.

Moreover, in the fast-moving world of technology, predictions of what the world will look like ten years from now are practically worthless.

But their houses are practically worthless, because they are unsaleable.

Near the end of the war, the currency became practically worthless as a medium of exchange.

Individual coins were by then practically worthless and were lost or discarded by the millions.

They were considered cheap in 1938, practically worthless, as oil producers still burned off natural gas at the wellhead as a waste product of oil exploration.