shaped like a needle.
  1. (of cast iron) containing ferrite in a needlelike form.
  2. (of an alloy) having a microstructure of needlelike components.

Nearby words

  1. achsah,
  2. achtung,
  3. achy,
  4. achylia,
  5. acicula,
  6. acicularity,
  7. acicularly,
  8. aciculate,
  9. aciculum,
  10. acid

Origin of acicular

First recorded in 1785–95; acicul(a) + -ar1

Related formsa·cic·u·lar·i·ty [uh-sik-yuh-lar-i-tee] /əˌsɪk yəˈlær ɪ ti/, nouna·cic·u·lar·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for acicular