knockdown
/nˈɑkdˌaʊn/
Word Rarity
Rare
Frequency: 2.78 in modern English
23
Scrabble Score
9
Letters
2
Syllables
6
Unique Chars
Meaning
noun
A genetically modified organism that carries one or more genes in its chromosomes that have been made less active or had their expression reduced.
Countable; Uncountable
noun
The use of a reagent such as an oligonucleotide with sequence complementary to an active gene or its mRNA transcript, to interfere with the expression of said gene.
Countable; Uncountable
noun
The condition of a sailboat being pushed abruptly to horizontal, with the mast parallel to the water surface.
Countable; Uncountable
noun
a short pass played downwards, for example from the head onto someone's feet.
Countable; Uncountable
Example Sentences
- "Pires, a three-time Cup winner with Arsenal who scored the Gunners' winner against Southampton in the 2003 final, has been a largely peripheral figure at Villa Park since joining in November - but the 37-year-old rolled back the years with a fine finish from Delfouneso's knockdown."
- "We shot 'The Caterpillar' at General Service Studios, and the dressing rooms for the actors were what they call knockdowns: wooden frames covered in grungy, dirty red canvas. It looked like a circus tent."
- "a knockdown argument"
- "a knockdown blow"
- "knockdown furniture"
Etymology
From knock + down.