A variable that is not directly measured but is inferred by means of a mathematical model from one or more directly observed variables.
One of the four chambers of the heart of humans and other mammals, which receives oxygenated blood from the left atrium and pumps it out through the aorta.
A tool for finding whether a surface is level, or for creating a horizontal or vertical line of reference.
Hand me the level so I can tell if this is correctly installed.
A distance relative to a given reference elevation.
By the end of the day, we'd dug down to the level of the old basement floor.
Degree or amount.
The sound level is much too high; this hurts my ears. We've reached a new level of success.
Achievement or qualification.
She achieved a high level of distinction.
Distance from the root node of a tree structure.
One of several discrete segments of a game, generally increasing in difficulty and representing different locations in the game world.
It took me weeks to get to level seven. Watch out for the next level; the bad guys there are really overpowered.
A numeric value that quantifies a character's experience and power.
My half-orc barbarian reached fifth level before he was squashed by a troll.
A floor of a multi-storey building.
Take the elevator and get off at the promenade level.
An area of almost perfectly flat land.
A school grade or year.
Initialism of liquid volume.
Initialism of local volume.
Initialism of logical volume.
Initialism of low voltage.
Initialism of low volume.
Initialism of luncheon voucher.