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n. pl. a·cic·u·lae (-lē′)
A slender, needlelike part or structure, such as a spine or bristle of certain plants and animals or a crystal of certain minerals.

[Latin, hairpin, diminutive of acus, needle; see ak- in Indo-European roots.]

a·cic′u·late (-lĭt, -lāt′), a·cic′u·lat′ed (-lā′tĭd) adj.


n, pl -lae (-ˌliː)
a needle-shaped part, such as a spine, prickle, or crystal
[C19: New Latin, diminutive of acus needle]
aˈcicular adj


(əˈsɪk yə lə)

n., pl. -lae (-ˌli)
a needlelike part; spine, bristle, or needlelike crystal.
[1875–80; < New Latin, Late Latin, alter. of acucula ornamental pin = Latin acu-, s. of acus needle (compare acute) + -cula -cule1]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.acicula - a needlelike part or structure of a plant or animal or crystalacicula - a needlelike part or structure of a plant or animal or crystal; as a spine or bristle or crystal
part, piece - a portion of a natural object; "they analyzed the river into three parts"; "he needed a piece of granite"


A sharp or tapered end:
References in periodicals archive ?
There was just a head between Munjiz and Mitcham over this course and distance last month and they both look dangerous along with Acicula who ran well at Lingfield last week.
Gary Carter, in trouble with the Thirsk stewards yesterday, should go close on Acicula (4.
Product types include covered tablets, capsules, troches, oral fluids, injections, and both frozen powder and germfree powder acicula.
The colt, out of the Night Shift mare Acicula, is now owned by Noodles Racing, and delivered a substantial return on the 28,000gns he cost agent Peter Doyle at last year's Festival Sale.
Savill was also represented by Royal Rebel, seventh to Albaran in the Group 3 Stockholm Cup, and, Acicula, eighth to the 25-1 shot Loch Bering in the Listed Nickes Minneslopning on dirt.
Peter Savill bids for a treble with Proud Native, Royal Rebel and Acicula in the three richest races at Taby, Stockholm, tomorrow.
Acicula, from the Mark Johnston stable, looks interesting in the EBF Trundle Classified '95' Stakes (5.
In a race far less competitive than you might have expected, the only big dangers on achievements so far, apart from Mitcham, are Acicula and Pips Magic.
ACICULA, so promising on her reappearance, should go well in Newmarket's Coral Sprint Handicap (4.