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Longman Dictionary of Contemporary English
lift-off
noun
EXAMPLES FROM OTHER ENTRIES
Lift-off is set for 10:55 a.m.
EXAMPLES FROM CORPUS
▪ I did a quick equipment check, like an astronaut preparing for lift-off.
Wiktionary
lift-off

n. (alternative form of liftoff English)

Wikipedia
Lift-off (microtechnology)

Lift-off process in microstructuring technology is a method of creating structures (patterning) of a target material on the surface of a substrate (e.g. wafer) using a sacrificial material (e.g., Photoresist). It is an additive technique as opposed to more traditional subtracting technique like etching. The scale of the structures can vary from the nanoscale up to the centimeter scale or further, but are typically of micrometric dimensions.

Usage examples of "lift-off".

So strap yourselves in, cadets, and brace for lift-off as Commander Bisson launches us towards the cloud-covered second planet in our solar system.

Sam Cottage, monitoring the Sun on the morning after lift-off, saw with interest that Region 419 had maintained its horseshoe configuration, with signs indicating that a sunspot big enough to see with the naked eye might be developing, but there was no indication that a solar proton event might erupt.

Of course, for the launch itself, an immense amount of energy is required, so some of the Ethyls are actually part of the gantry apparatus, hooked up to the Painships to provide adequate power for lift-off.

Right after the lift-off he said to Wally Schirra, who was serving as the capcom, "Feels good, buddy… All systems go.

The ship would have to make a blind lift-off, taking her chances on running into trouble.

For the first twenty minutes after lift-off Lacey and Pritchard, helmeted and linked not just to the pilot but to ground control through which they could be patched by landline to wherever they wanted, were in constant radio conversation with Chief Constables throughout the Midland constabularies.

Except we were marooned, and there had been no contact with Mission Control since lift-off.

This ship was taking off and, unprotected by any cushioned seat in a passengered cabin, he must face the brutal pressure of lift-off.

The new rockets--which I was flying on as navigator before I got sacked--use powdered aluminum in their fuel to pep up their lift-off.

Lift-off was smooth, followed by rapid climb out over the low overcast.

Three weeks to the day from lift-off on Texas, the fleet of dead ships emerged into normal space within range of the mass of the fleet in the periphery, choosing the headquarters body, a closely linked grouping of ten thousand ships with a deadly core of Rearguards inside the protecting Middleguards and Vandys.

He was speaking into a disguised microphone clamped over his mouth and nose, which had the appearance of the tranquilizing respirators many of the other jet passengers were using now in the last moments before lift-off.