terrain flight low level flight | flight at very low altitudes |
blood-oxygenation level dependent functional magnetic resonance imaging BOLD FMRI | functional magnetic resonance imaging that relies on intrinsic changes in hemoglobin oxygenation |
Abney level | a surveying instrument consisting of a spirit level and a sighting tube, used to measure the angle of inclination of a line from the observer to the target |
ballistic pendulum | a physical pendulum consisting of a large mass suspended from a rod, when it is struck by a projectile its displacement is used to measure the projectile's velocity |
carpenter's level | a straight bar of light metal with a spirit level in it |
clock pendulum | a physical pendulum used to regulate a clockwork mechanism |
Dumpy level | a surveyor's level having a short telescope fixed to a horizontally rotating table and a spirit level |
floor level storey story | a structure consisting of a room or set of rooms at a single position along a vertical scale, what level is the office on? |
Foucault pendulum | pendulum with a long wire, can swing in any direction, the change in the swing plane demonstrates the earth's rotation |
ground floor first floor ground level | the floor of a building that is at or nearest to the level of the ground around the building |
gun pendulum | a ballistic pendulum consisting of a suspended gun, the velocity of a projectile in the bore of a gun can be measured by the recoil when the gun is discharged |
horizontal surface level | a flat surface at right angles to a plumb line, park the car on the level |
level spirit level | indicator that establishes the horizontal when a bubble is centered in a tube of liquid |
level crossing grade crossing | intersection of a railway and a road on the same level, barriers close road when trains pass |
mason's level | a level longer than a carpenter's level |
pendulum | an apparatus consisting of an object mounted so that it swings freely under the influence of gravity |
pendulum clock | a clock regulated by a pendulum |
pendulum watch | (th century) a watch with a balance wheel having a fake pendulum attached to it |
physical pendulum compound pendulum | pendulum consisting of an actual object allowed to rotate freely around a horizontal axis |
plumb level | a carpenter's level with a plumb line at right angles to it |
simple pendulum | a hypothetical pendulum suspended by a weightless frictionless thread of constant length |
surveyor's level | surveying instrument consisting basically of a small telescope with an attached spirit level rotating around a vertical axis, for measuring relative heights of land |
water level | a water gauge that shows the level by showing the surface of the water in a trough or U-shaped tube |
luminosity brightness brightness level luminance luminousness light | the quality of being luminous, emitting or reflecting light, its luminosity is measured relative to that of our sun |
degree grade level | a position on a scale of intensity or amount or quality, a moderate grade of intelligence, a high level of care is required, it is all a matter of degree |
amplitude level | the level on a scale of amplitude |
signal level | the amplitude level of the desired signal |
noise level background level | the amplitude level of the undesired background noise |
intensity strength intensity level | the amount of energy transmitted (as by acoustic or electromagnetic radiation), he adjusted the intensity of the sound, they measured the station's signal strength |
threshold level | the intensity level that is just barely perceptible |
acoustic power sound pressure level | the physical intensity of sound |
utmost uttermost maximum level best | the greatest possible degree, he tried his utmost |
level | height above ground, the water reached ankle level, the pictures were at the same level |
grade ground level | the height of the ground on which something stands, the base of the tower was below grade |
water level | the level of the surface of a body of water |
sea level | level of the ocean's surface (especially that halfway between mean high and low tide), used as a standard in reckoning land elevation or sea depth |
level layer stratum | an abstract place usually conceived as having depth, a good actor communicates on several levels, a simile has at least two layers of meaning, the mind functions on many strata simultaneously |
high-level formatting | (computer science) the format for the root directory and the file allocation tables and other basic configurations |
low-level formatting initialization initialisation | (computer science) the format of sectors on the surface of a hard disk drive so that the operating system can access them and setting a starting position |
price index price level | an index that traces the relative changes in the price of an individual good (or a market basket of goods) over time |
high-level language | a problem-oriented language requiring little knowledge of the computer on which it will be run |
waterline water line water level | a line corresponding to the surface of the water when the vessel is afloat on an even keel, often painted on the hull of a ship |
water table water level groundwater level | underground surface below which the ground is wholly saturated with water, spring rains had raised the water table |
energy level energy state | a definite stable energy that a physical system can have, used especially of the state of electrons in atoms or molecules, according to quantum theory only certain energy levels are possible |
pressure pressure level force per unit area | the force applied to a unit area of surface, measured in pascals (SI unit) or in dynes (cgs unit), the compressed gas exerts an increased pressure |
sea-level pressure | the atmospheric pressure reduced by a formula to the pressure at sea level |
ribbon fern Ophioglossum pendulum | epiphytic fern with straplike usually twisted fronds of tropical Asia and Polynesia and America |
poverty line poverty level | a level of personal income defining the state of poverty |
support level | (stock market) the price at which a certain security becomes attractive to investors |
fuel level | the amount of fuel remaining |