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单词 pyramidical
释义

pyramidicaladj.

Brit. /ˌpɪrəˈmɪdᵻkl/, U.S. /ˌpɪrəˈmɪdᵻk(ə)l/
Forms: see pyramid n. and -ical suffix.
Origin: Formed within English, by derivation. Etymons: pyramid n., -ical suffix.
Etymology: < pyramid n. + -ical suffix. Compare earlier pyramidal adj.
= pyramidal adj. 2a.In quot. 1628: enduring like a pyramid (cf. monumental adj. 4).
ΘΚΠ
the world > space > shape > angularity > specific angular shape > [adjective] > triangular > pyramidal or triangular in section
pyramidalc1450
trigonal1571
pyramidate1572
pyramidical1599
pyramidy1627
pyramical1633
triangular1644
pyramidated1745
triquetrous1752
trihedral angle1789
pyramoidal1883
the world > relative properties > number > geometry > shape or figure > [adjective] > three-dimensional > conical > pyramidal
pyramidalc1450
pyramidate1572
pyramidical1599
pyramidy1627
pyramical1633
pyramidoidal1807
pyramoidal1883
1599 T. Blundeville Art of Logike i. x. 32 Figure and forme is eyther Perfect is eyther Plaine..or solide, which is eyther Sphericall Pyramidicall Cubicke, or piller like.
1621 R. Burton Anat. Melancholy i. i. ii. iv. 27 [The heart is] of a paramidicall [later edd. pyramidical] forme, and not much vnlike to a Pineapple.
1628 O. Felltham Resolves: 2nd Cent. lxxv. 215 Though the Athenians demolished his Statues, yet they could not extinguish his more pyramidicall vertues.
1684 tr. S. Blankaart Physical Dict. 244 Muscles of the Nostrils and of the Abdomen called Pyramidales, or of a Pyramidical Figure [L. item musculi narium & Abdominis pyramidales dicti].
1743 W. Ellis Suppl. to London & Country Brewer (ed. 2) 322 They set six or eight Waggon Loads of Coal in a pyramidical Heap.
1787 W. Beckford Portuguese Jrnl. 21 Oct. (1954) 240 The coast is truly picturesque and consists of bold projections intermixed with pyramidical rocks.
1807 T. Young Course Lect. Nat. Philos. I. xx. 263 The pressure on the base of a conical or pyramidical vessel, full of water, is three times as great as the weight of the water.
1867 S. W. Baker Nile Tributaries (1872) xv. 270 The pyramidical hill beneath which I had fixed our camp.
1958 D. Spitz Democracy & Challenge of Power vii. 93 Whatever the administrative charts may show concerning the hierarchical or pyramidical structures of power, the lines of responsibility are informally rather than formally determined.
1998 Guardian 7 Jan. i. 5/4 Brooke Bond..has produced both tea granules and the pyramidical tea bag.

Derivatives

pyramidicalness n. Obsolete rare Apparently only attested in dictionaries or glossaries.
ΚΠ
1727 N. Bailey Universal Etymol. Eng. Dict. II Pyramidicalness, pyramidical form.
This entry has been updated (OED Third Edition, December 2007; most recently modified version published online June 2022).
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adj.1599
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