fastigiate

From New Latin fastīgiātus (“peaked”) (from fastīgium), see -ate (adjective-forming suffix).

• IPA^(key): /fæˈstɪd͡ʒ.i.ət/

• Audio (Southern England):

  (file)

fastigiate (comparative more fastigiate, superlative most fastigiate)

1. (botany) Erect and parallel.

   The branches of this species are fastigiate.

2. (botany, horticulture) Having closely-bunched erect parallel branches

   This is a fastigiate variety.

3. (palynology) Characterized by a fastigium, a cavity separating the intexine from the sexine near the endoaperture of a colporate pollen grain.

   The grains are 3-colporate and fastigiate.

4. (obsolete) Tapering to a point
   • 1662, John Ray, “Itineraries”, in Memorials of John Ray‎, Ray Society, published 1846, page 148:

     We ascended the top of that noted hill, called Roseberry, or Ounsberry Topping, the top whereof is fastigiate, like a sugar-loaf, and serves for a sea-mark

From a substantivation of the above adjective, see -ate (noun-forming suffix).

fastigiate (plural fastigiates)

1. (horticulture) A tree or shrub with erect, parallel branches.
   • 1971, Anne Scott-James, Osbert Lancaster, Down to Earth‎, published 2004, →ISBN, page 23:

     An evening spent with a good catalogue or gardening encyclopaedia will reveal an astonishingly wide range of both weepers and fastigiates.

fastigiate

1. feminine plural of fastigiato