English Words Starting With B

• base on balls

  nounRare
  /beɪs ɒn bɔːlz/In baseball, a batter reaching first base after being pitched four balls outside the strike zone.
• base pair

  nounC2
  /ˈbeɪs ˌpeə/A pair of complementary nucleotide bases (adenine-thymine or guanine-cytosine) that form a connection between two strands of DNA or RNA.
• base path

  nounC2
  /ˈbeɪs ˌpɑːθ/The starting, root, or default directory location from which other file and folder paths are calculated or referenced.
• base pay

  nounC1
  /ˈbeɪs ˌpeɪ/The fixed, standard amount of money an employee earns before any bonuses, overtime, allowances, or other additions are calculated.
• base period

  nounC1/C2
  /ˈbeɪs ˌpɪə.ri.əd/A specific period of time used as a benchmark or reference point against which later data is compared.
• base price

  nounIntermediate (B1-B2)
  /ˈbeɪs ˈpraɪs/The initial or standard price of an item or service before any additions, discounts, taxes, or fees.
• base rate

  nounC1
  /ˈbeɪs ˌreɪt/The standard interest rate set by a central bank, upon which other interest rates in the economy are based.
• base rate fallacy

  nounLow
  /ˌbeɪs reɪt ˈfæləsi/A logical error where people neglect general statistical information (base rate) and focus on specific case information when evaluating probabilities.
• base runner

  nounC1
  /ˈbeɪs ˌrʌn.ə/A baseball player who is on base or attempting to advance between bases.
• base speed

  nounC1
  /ˈbeɪs ˌspiːd/The standard, unmodified, or starting rate of movement or operation for a system or object.
• base station

  nounC1
  /ˌbeɪs ˈsteɪʃ(ə)n/A fixed central radio transmitter/receiver unit that communicates with mobile devices or other stations within a network.
• base tenant

  nounC1
  /ˈbeɪs ˈtɛnənt/The primary or original tenant named on a lease, often a company or anchor business, whose presence is crucial to a commercial property's viability and who may sublet to other tenants.
• base unit

  nounC1
  /ˈbeɪs ˌjuːnɪt/The fundamental, indivisible unit of measurement in a system upon which all other units in that system are defined.
• base-pairing

  nounLow/Technical
  /ˈbeɪs ˌpeə.rɪŋ/The specific hydrogen bonding between complementary nitrogenous bases in DNA or RNA (adenine with thymine or uracil, guanine with cytosine).
• base-pairing rules

  plural-nounLow
  /ˌbeɪs ˈpeərɪŋ ˌruːlz/The specific chemical rules governing which nucleotide bases bond together in DNA or RNA molecules.
• baseball

  nounC2
  /ˈbeɪs.bɔːl/A team sport played with a bat and ball, where players hit the ball and run around four bases to score runs.
• baseball cap

  nounHigh
  /ˈbeɪs.bɔːl ˌkæp/A soft cap with a rounded crown and a stiff, curved peak (visor) projecting from the front.
• baseball glove

  nounB1
  /ˈbeɪs.bɔːl ɡlʌv/A large padded leather glove worn on one hand by a baseball fielder to catch the ball.
• baseballer

  nounLow
  /ˈbeɪsˌbɔːlə/A person who plays baseball, especially a professional.
• baseband

  nounC2/Technical
  /ˈbeɪsbænd/A signal or transmission system in which the original frequencies are sent without modulation to a higher frequency band.

Showing 1801–1820 of 10030 words.