K (EN)

letter, noun, interjection, symbol

letter “K”

1. the uppercase form of the letter "k"
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   Kevin wrote his name with a capital K at the beginning.

noun “K”

1. abbreviation of "kindergarten"
   Our school offers a comprehensive K-8 program, starting from kindergarten all the way through to eighth grade.
2. an informal expression for 1000
   I earn about 70K per year.
3. king (in card games and chess)
   Moving K to B1 is often a player's top priority.
4. slang term for ketamine (a drug known for its dissociative effects)
   After taking K at the party, he felt disconnected from everything around him.
5. Köchel number (a short form for identifying the works of Mozart by their catalogue number)
   Mozart's Symphony No. 40 is listed as K. 550 in the Köchel catalogue.
6. abbreviation of "knighthood" (a title of honor given to someone by the monarch)
   After years of service, the professor was honored with a K, recognizing his contributions to science.

interjection “K”

1. informal way of saying "OK" in text messages
   K, I'll meet you at 8.

symbol “K”

1. the symbol for the chemical element potassium (from Latin kalium)
   Bananas are a good source of K, which is essential for muscle function.
2. Kelvin (the unit of measure for temperature)
   Water freezes at 273.15 K under standard atmospheric conditions.
3. a symbol for the black color used in printing
   In the CMYK color model, "K" stands for black, which is used in addition to cyan, magenta, and yellow.
4. the symbol for lysine (an essential amino acid)
   In the protein sequence, "K" stands for lysine, an essential amino acid.
5. the symbol for hydraulic conductivity (a measure of how easily fluid can flow through a porous material in geology)
   The high K value of the sandy soil indicates its good ability to allow water to pass through.