The phrase "a substantial night" is correct and usable in written English.
It can be used to describe a night that is significant, meaningful, or impactful in some way.
Example: "After a substantial night of discussions, we finally reached a consensus on the project direction."
Alternatives: "an important night" or "a significant night".
Substantial night-time transpiration as a consequence of elevated gn in warm night-time root-zones may prevent complete plant rehydration prior to dawn (Kavanagh et al., 2007), resulting in greater water stress during the day as evaporative demand increases.
Closed loop revealed substantial, night-to-night variability in insulin requirements.
However, given the national definitions of Lnight (which are in accordance with the European Environmental Noise Directive European Commissionon 2002), it is clear that there is substantial night-time exposure in all participating countries, particularly, in the "shoulder hours" of the late evening and early morning.
Expected year end cash now represents around £33m or around 13p per share, a substantial premium to last night close of 7.25p.
A friend recently spent a substantial portion of a night out making out with a man we'd recently made the acquaintance of and who we'd all presumed was gay.
A girlfriend recently spent a substantial portion of a night out sticking her tongue down the throat of a man who we'd recently me and presumed was gay.
That's £97 per person per night, including a substantial breakfast out on the terrace, afternoon tea, and even taxi vouchers to the beaches of the South Shore.
You have to bring in the burghers, and what they want to see on a Saturday night is a substantial show, something with costumes and sets and a story, something perhaps like Broadway or the opera, which is where they would be if they weren't at bam.
Instead, we preferred to use a longer time interval each night, which allowed the moon to move through a substantial range of elevation above the horizon each night.
