k

Table of Contents

Introduction References & Edit History Quick Facts & Related Topics

Images

Read Next

Blackboard inscribed with scientific formulas and calculations in physics and mathematics

The World Science Festival’s Pioneers in Science

Laboratory glassware (beakers)

5 Quizzes That Will Tell You Whether You Should Have Been a Scientist

A ginger cat sleeps in his soft cozy bed on a floor carpet, soft focus

Lay, Lie, Lied, Lain: When Do We Use Which?

Happy, smiling, flying pig

7 Everyday English Idioms and Where They Come From

Chinese pictograph, calligraphy tablet of Huang Tingjian, a famous calligrapher in Ancient Song Dynasty. The background of Chinese cultural elements.

The World’s 5 Most Commonly Used Writing Systems

Discover

Close-up of ostriches (Struthio camelus) necks and heads; location unknown.

6 of the World's Most Dangerous Birds

Saint Lucia Day. Young girl wears Lucia crown (tinsel halo) with candles. Holds Saint Lucia Day currant laced saffron buns (lussekatter or Lucia's cats). Observed December 13 honor virgin martyr Santa Lucia (St. Lucy). Luciadagen, Christmas, Sweden

7 Winter Solstice Celebrations From Around the World

Four year old boy with grandfather and father lighting Hanukkah menorah. Photo taken on: December 21st, 2009

Which Is Correct: Hanukkah or Chanukah?

Entrants falling and tumbling over while chasing the cheese at the 2016 'Cheese Rolling' held at Cooper's Hill, in the Cotswolds, Brockworth England

7 of the World’s Most Dangerous Festivals

Coriander leaves, fresh green cilantro on wooden background, herbs

Why Does Cilantro Taste Like Soap to Some People?

World Data Locator Map: Australia

Is Australia an Island?

Hemp (Cannabis sativa).

9 Mind-Altering Plants

k: Media

letter

Images

k

The letter k may have started as a picture sign of the palm of the hand,...

Encyclopædia Britannica, Inc.

Potassium

Potassium

Properties of potassium.

Encyclopædia Britannica, Inc.

VIEW MORE in these related Britannica articles: