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knothole a hole in a piece of lumber from which a knot has come out.
knotty having knots. [2 definitions]
know to perceive directly or have some information about something in your mind. [4 definitions]
know-how the knowledge needed to do a certain task.
knowledge understanding; awareness. [3 definitions]
knowledgeable having information or knowledge; familiar.
known past participle of know.
know of to be aware of; have heard about.
knuckle a joint of a finger.
knuckle down to start working in a serious manner.
koala a mammal with gray fur, round ears, and a short black nose. Koalas are marsupials and live in trees. The female has a pouch in her belly where she carries her baby. Koalas are only found in Australia. They are sometimes called "koala bears," but they are not related to true bears.
kook (slang) a person considered to be strange or crazy.
Koran the sacred book of Islam that is the basis of Muslim religion. Muslims believe that Allah gave the words of the Koran to the prophet Muhammad. The Koran is written in Arabic.
Korea see North Korea, South Korea.
Korean of or having to do with the people, culture, or language of North and South Korea. [2 definitions]
kosher prepared according to Jewish laws of food. [2 definitions]
Kr symbol of the chemical element krypton.
krypton a gas that is a chemical element. Krypton does not combine easily with other elements. (symbol: Kr)
KS an abbreviation for Kansas.
Kuwait a country in southwestern Asia at the northern end of the Persian Gulf. Kuwait City is the capital of Kuwait. The capital is also called Al Kuwait.
kwanza the main unit of money in Angola.