Definition of Fastness

1. Noun. A rate (usually rapid) at which something happens. "The project advanced with gratifying speed"

Exact synonyms: Speed, Swiftness
Generic synonyms: Pace, Rate
Specialized synonyms: Haste, Hastiness, Hurriedness, Hurry, Precipitation, Execution Speed, Graduality, Gradualness
Attributes: Fast, Slow
Derivative terms: Fast, Fast, Fast, Speed, Speed, Speed, Speed, Speed, Speedy, Swift

2. Noun. The quality of being fixed in place as by some firm attachment.
Exact synonyms: Fixedness, Fixity, Fixture, Secureness
Generic synonyms: Immovability, Immovableness
Specialized synonyms: Lodgement, Lodging, Lodgment
Derivative terms: Fast, Fixed, Fixed, Fixed, Fixed, Fix, Secure
Antonyms: Looseness

3. Noun. A strongly fortified defensive structure.
Exact synonyms: Stronghold
Specialized synonyms: Bastion, Citadel, Blockhouse, Hold, Donjon, Dungeon, Keep, Redoubt
Generic synonyms: Defence, Defense, Defensive Structure

Definition of Fastness

1. n. The state of being fast and firm; firmness; fixedness; security; faithfulness.

Definition of Fastness

1. Noun. A secure or fortified place; a stronghold, a fortress. ¹

2. Noun. The state of being fast. ¹

3. Noun. The ability of a dye to withstand fading. ¹

¹ Source: wiktionary.com

Definition of Fastness

1. the quality of being fast [n -ES]

Medical Definition of Fastness

1. The state of tolerance exhibited by bacteria to a drug or other agent. See: fast. (05 Mar 2000)

Lexicographical Neighbors of Fastness

fastigiates
fastigiobulbar fibres
fastigiobulbar tract
fastigiospinal fibres
fastigium
fastigiums
fastilarian
fasting
fasting blood glucose
fasting glucose
fasting hypoglycaemia
fastings
fastish
fastly
fastnacht
fastness (current term)
fastnesses
fastpaced
fastpitch
fasts
fastuous
fat
fat-finger
fat-fingered
fat-fingering
fat-fingers
fat-free
fat-kidneyed

Literary usage of Fastness

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Dictionary of Applied Chemistry by Thomas Edward Thorpe (1921)
"The chromium salts exert the greatest influence in increasing the fastness to washing, and the copper salt in regard to the fastness to light. 3. ..."

2. Laboratory Manual of Dyeing and Textile Chemistry by Joseph Merritt Matthews (1909)
"fastness to Coloring. — Cotton pieces containing white and dyed yarns woven together ... fastness to Crocking or Rubbing. —• By this is meant that the dyed ..."

3. Textiles and Clothing by Ellen Beers McGowan, Charlotte Augusta Waite, A. (1919)
"fastness to washing. — (a) Wash the sample of dyed or printed goods in pure water. ... fastness to rubbing or crocking. — This is a test for coat collars, ..."

4. Textiles by Paul Henry Nystrom (1916)
"fastness of color, a relative term.—Absolute fastness of color is not a possibility in textile manufacture. All that can be done is to produce colorings ..."

5. Treatise on Applied Analytical Chemistry by Vittorio Villavecchia (1918)
"The degrees of fastness with respect to cotton in this test are : I ... fastness against water. This test is carried out as with dyed cotton fabrics, ..."

6. The Technical Testing of Yarns and Textile Fabrics by Jacob Herzfeld, David Thomas Nisbet (1920)
"TESTING THE fastness OF THE DYE. The demands made on the permanence or " fastness " of dyes are manifold. Since, however, absolute permanence is ..."

7. The Adventures of Captain Bonneville, U.S.A., in the Rocky Mountains and the by Washington Irving (1849)
"A wild fastness among hills.—Mountain mutton.—Peace and plenty. ... As the Indians had represented, they were now in a natural fastness of the mountains, ..."

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