ultralow
- adjective
- /ˈʌltrəloʊ/
- It also provides large-spot interfaces with ultralow reflectivity that allow it to be passively aligned when used in integrated optical subsystems.
- ultralow rates
- ultralow interest
Examples
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Nevertheless, some specialists argue that ultralow fertility rates may be but a harbinger of future—and currently unimaginable—fertility declines.
Academic text (2010) -
At ultralow temperatures, the scattering length can be much larger (typically ten to a hundred times bigger) than the hard-core size of the atoms assumed in kinetic theory for room-temperature atoms.
Academic text (1999) -
LatheChuck: a useful discovery for me was ultralow-self-discharge NiMH cells.
Blog text (12) -
For ultralow scattering energies, the effect of the interatomic potential is equivalent to that of a hard sphere of radius a.
Academic text (1999) -
Automatic Targeting Attack Communicator, uses an ultralow frequency coded transmitter to order our submarines to launch ballistic missiles.
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Not even the deepest reaches of space are this cold, or so shielded from magnetic fields as this chip, which is etched at a plant in Silicon Valley from a niobium alloy that becomes superconducting at ultralow temperatures.
Blog text (21) -
The instrument uses a high-performance double monochromator to achieve ultralow stray light (0.00005% or less at 340 nm) while maintaining up to a 0.1-nm resolution.
Academic text (2006) -
With ultralow interest rates, many people are able to buy homes for the first time.
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Investors are taking advantage of ultralow yields on bonds to explore other opportunities.
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Consumers are benefiting from ultralow prices during the holiday sales.
Synonyms
Not enough in amount or level
Very small in amount or degree
Small in amount or number, not large
Not very strong and present in small amounts
Lower than the normal level in amount or quality
Very small and easy to miss
Slightly below the usual amount, level, or sound
Antonyms
How Low
Surface Forms
Morphology
Etymology
The word ultralow is made from the prefix ultra- and the common word low. The prefix ultra- means 'beyond' or 'extreme', as in ultraviolet, so ultralow means 'beyond low' or very, very low, which explains its use for amounts, temperatures, or emissions that are extremely small.