terrain flight low level flight | flight at very low altitudes |
hormone replacement therapy hormoneeplacement therapy HRT | hormones (estrogen and progestin) are given to postmenopausal women, believed to protect them from heart disease and osteoporosis |
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 |
hormone endocrine internal secretion | the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect |
adrenocorticotropic hormone adrenocorticotrophic hormone ACTH adrenocorticotropin adrenocorticotrophin corticotropin corticotrophin | a hormone produced by the anterior pituitary gland that stimulates the adrenal cortex |
gastrointestinal hormone GI hormones | hormones that affect gastrointestinal functioning |
gonadotropin gonadotrophin gonadotropic hormone gonadotrophic hormone | hormone secreted by the anterior pituitary gland and placenta, stimulates the gonads and controls reproductive activity |
parathyroid hormone parathormone | hormone synthesized and released into the blood stream by the parathyroid glands, regulates phosphorus and calcium in the body and functions in neuromuscular excitation and blood clotting |
releasing hormone RH releasing factor hypothalamic releasing hormone hypothalamic releasing factor | any of several hormones produced in the hypothalamus and carried by a vein to the anterior pituitary gland where they stimulate the release of anterior pituitary hormones, each of these hormones causes the anterior pituitary to secrete a specific hormone |
somatotropin somatotrophin somatotropic hormone somatotrophic hormone STH human growth hormone growth hormone | a hormone produced by the anterior pituitary gland, promotes growth in humans |
thyroid hormone | any of several closely related compounds that are produced by the thyroid gland and are active metabolically |
vasopressin antidiuretic hormone ADH Pitressin | hormone secreted by the posterior pituitary gland (trade name Pitressin) and also by nerve endings in the hypothalamus, affects blood pressure by stimulating capillary muscles and reduces urine flow by affecting reabsorption of water by kidney tubules |
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 |