English Words Starting With A

• acreage

  adjectivenounB2
  /ˈeɪ.kər.ɪdʒ/The area of a piece of land, measured in acres.
• acridid

  nounC2
  /ˈækrɪdɪd/A grasshopper belonging to the family Acrididae.
• acridine

  nounC2
  /ˈæk.rɪ.diːn/A specific, colorless, crystalline organic compound with a pungent odour, used in the manufacture of dyes and pharmaceuticals.
• acriflavine

  nounRare
  /ˌakrɪˈfleɪviːn/A brownish-orange antiseptic dye, used medically as a topical antiseptic.
• acriflavine hydrochloride

  nounVery Low
  /ˌækrɪˈfleɪvɪn ˌhaɪdrəʊˈklɔːrʌɪd/A synthetic antiseptic and disinfectant powder, orange or red in colour, derived from acridine, used historically in medicine and biological research.
• acrilan

  nounLow
  /ˈækrɪlæn/A proprietary name for a type of synthetic acrylic fibre, used in textiles.
• acrimony

  nounC1/C2
  /ˈæk.rɪ.mə.ni/bitterness or sharpness in speech, manner, or feeling; harshness of tone or temper.
• acritarch

  nounC2/Technical
  /ˈækrɪtɑːk/A small, organic microfossil of unknown biological affinity, consisting of a central cavity enclosed by a single-walled membrane, found in Precambrian and Paleozoic sedimentary rocks.
• acro dance

  nounLow
  /ˈæk.rəʊ dɑːns/A style of dance that combines classical dance technique with acrobatic elements and precision.
• acroamatic

  adjectivenounExtremely Rare
  /ˌakrəʊəˈmatɪk/Intended for hearing only; communicated orally to select disciples; esoteric.
• acrobat

  nounB1
  /ˈæk.rə.bæt/A performer who entertains by performing difficult physical acts that require balance, agility, and coordination, often involving gymnastics, as part of a circus or show.
• acrobatics

  nounC1
  /ˌæk.rəˈbæt.ɪks/The skilled performance of spectacular gymnastic feats, typically involving balancing, tumbling, and agility.
• acrocentric

  adjectivenounVery Low (C2+ specialist vocabulary)
  /ˌæk.rəʊˈsen.trɪk/A type of chromosome with the centromere located near one end, resulting in one very short arm and one long arm.
• acrocephaly

  nounVery Low
  /ˌakrə(ʊ)ˈsɛfəli/A congenital malformation of the skull resulting in a pointed or peaked head shape.
• acrochordon

  nounVery Low (Specialist/Technical)
  /ˌakrəʊˈkɔːdɒn/A small, benign skin tag, typically occurring where skin rubs together.
• acrocorinth

  nounC2
  /ˌakrə(ʊ)ˈkɒrɪnθ/The acropolis or fortified citadel of ancient Corinth in Greece.
• acrocyanosis

  nounVery Low (C2+ / Specialized)
  /ˌæk.rəʊ.saɪ.ə.ˈnəʊ.sɪs/Persistent bluish discoloration of the extremities (hands and feet) due to reduced blood flow or oxygen.
• acrogen

  nounVery Low
  /ˈæk.rə.dʒən/A plant that grows from the tip or apex, such as ferns and mosses, where new growth occurs at the top.
• acrolect

  nounC2
  /ˈakrə(ʊ)lɛkt/The variety of a language that has the highest social status, often the standard or prestige form used in formal contexts.
• acrolein

  nounC2
  /əˈkrəʊlɪɪn/A highly toxic, colourless or yellowish liquid with a pungent, unpleasant odour, used in organic synthesis and produced by burning organic matter.

Showing 941–960 of 8734 words.