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 |
carpenter's level | a straight bar of light metal with a spirit level in it |
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? |
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 |
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 |
plumb level | a carpenter's level with a plumb line at right angles to it |
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 |
lowest common multiple least common multiple lcm | the smallest multiple that is exactly divisible by every member of a set of numbers, the least common multiple of and is |
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 |
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 |
degree level stage point | a specific identifiable position in a continuum or series or especially in a process, a remarkable degree of frankness, at what stage are the social sciences? |
grade level tier | a relative position or degree of value in a graded group, lumber of the highest grade |
biosafety level | the level of safety from exposure to infectious agents, depends on work practices and safety equipment and facilities |
biosafety level | exposure only to infectious agents that do not ordinarily cause human disease |
biosafety level | exposure to infectious agents that can cause disease in humans but whose potential for transmission is limited |
biosafety level | exposure to infectious agents that can be transmitted by the respiratory route and which can cause serious infection |
biosafety level | exposure to exotic infectious agents that pose a high risk of life-threatening disease and can be transmitted as an aerosol and for which there is no vaccine or therapy |
A level | the advanced level of a subject taken in school (usually two years after O level) |
General Certificate of Secondary Education GCSE O level | the basic level of a subject taken in school |