Meaning of base In English

• 0 the bottom part of an object, on which it rests, or the lowest part of something:

  • a crystal glass with a heavy base

  • At the base of the cliff was a rocky beach.

  • This cream provides an excellent base for your make-up (= a good bottom layer on which other layers can be put).

• 1 the main place where a person lives and works, or a place that a company does business from:

  • I spend a lot of time in Brussels, but London is still my base.

  • Nice is an excellent base for (= place to stay when) exploring the French Riviera.

• 2 a place where there are military buildings and weapons and where members of the armed forces live:

  • an old naval/military base

• 3 one of the four positions on a square that a player must reach to score a point in the game of baseball

• 4 the activity or people from which someone or something gets most of their support, money, etc.:

  • A strong economy depends on a healthy manufacturing base.

  • We're aiming to expand our customer base.

• 5 the main part of something:

  • a cocktail with a whisky base

• 6 the number on which a counting system is built:

  • A binary number is a number written in base 2, using the two numbers 0 and 1.

• 7 a chemical that dissolves in water and combines with an acid to create a salt

• 8 not showing any honour and having no morals:

  • I accused him of having base motives.

• 9 to have a particular town or area, etc. as the main place that you live and work in, or where you do business from:

  • Where is your firm based?

  • He was based in (= he lived in or was at a military establishment in) Birmingham during the war.

• 10 the bottom of an object; the part on which it rests:

  • This lamp has a heavy base so it won’t tip over.

• 11 the place from which a business operates or a person works:

  • We have an office in San Diego, but Washington is still our base.

  • The military has bases all over the US.

• 12 one of four chemical substances that make up the part of DNA and RNA that controls the structure of genes

• 13 any of various chemical substances that have the opposite effect or chemical behavior as that of an acid

• 14 a number that is multiplied by itself:

  • In 6³, 6 is the base and it is multiplied by 6 three times.

• 15 the main part of something, or the people or activities that form the main part of something:

  • The sauce has an olive oil base.

  • Tourism remains the city’s economic base.

  • He’ll need a wide base of regional support to win the election.

• 16 a word or word part to which prefixes and endings may be added to make new words, as in "do," the base of "redo" and "doable"

• 17 (in the game of baseball) one of the four angles of a square, all of which a player must touch in order to score:

  • He reached first base on a single.

• 18 to establish a place as the place from which a business operates or a person works:

  • Where is your company based?

• 19 the place where a company does its main business from:

  • The company, which has its base in California, plans to set up an office in Beijing.

• 20 all the resources or people that a company, etc. depends on in order to be successful:

  • a company's economic/industrial/research base

  • Manchester United's fans make up 17% of its shareholder base.

• 21 a positive feature of a situation that makes it possible for something else to grow and develop:

  • base (for sth) A cut to 10p per share would give a yield of 5.8% and a new base for dividend growth.

• 22 an amount of money or a number that is used to compare other amounts of money or numbers to, especially as a way of measuring whether prices or numbers have increased or decreased:

  • The newspaper hopes to add several million dollars to its revenue base from the switchover.

• 23 to have a particular country, city, etc. as the main place that you do business from:

  • They took the decision to base their headquarters in Germany.