Copyright © Philip M. Parker, INSEAD. Terms of Use.

Definition: Pyramidal |
PyramidalAdjective1. Resembling a pyramid. Source: WordNet 1.7.1 Copyright © 2001 by Princeton University. All rights reserved. |
Date "pyramidal" was first used in popular English literature: sometime before 1843. (references) |
| Domain | Definition |
Mining | Descriptive of a crystal habit dominated by pyramids or bipyramids. (references) |
Source: compiled by the editor from various references; see credits. | |
| Context | Synonyms within Context (source: adapted from Roget's Thesaurus). |
Angularity | Fusiform, wedge-shaped, cuneiform; cuneate, multangular, oxygonal; triangular, trigonal, trilateral; quadrangular, quadrilateral; foursquare; rectangular, square, multilateral; polygonal; Noun: cubical, rhomboid, rhomboidal, pyramidal. |
Number | Figurate numbers, pyramidal numbers, polygonal numbers. |
Sharpness | Adjective: sharp, keen; acute; acicular, aciform; aculeated, acuminated; pointed; tapering; conical, pyramidal; mucronate, mucronated; spindle shaped, needle shaped; spiked, spiky, ensiform, peaked, salient; cusped, cuspidate, cuspidated; cornute, cornuted, cornicultate; prickly; spiny, spinous, spicular; thorny, bristling, muricated, pectinated, studded, thistly, briary; craggy; (rough); snaggy, digitated, two-edged, fusiform; dentiform, denticulated; toothed; odontoid; starlike; stellated, stelliform; sagittate, sagittiform; arrowheaded; arrowy, barbed, spurred. |
| Source: adapted from Roget's Thesaurus. | |
| Domain | Title |
Books |
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Source: compiled by the editor from various references; see credits. | |
| Thumbnail | Description & Credit | Thumbnail | Description & Credit |
![]() | [Use of pyramidal tents for operating rooms]. Credit: National Library of Medicine. | ![]() | Production. Magnesium. Like a scene in the Egyptian desert is the preparation area of Basic Magnesium's giant plant now nearing completion in the southern Nevada desert. The pyramidal form of 540 x 100-foot peat storage buildings is reminiscent of the Nil. Credit: Library of Congress. |
Source: pictures compiled by the editor from various references; see picture credits. | |||
| Subject | Topic | Quote |
Health | Negri bodies may vary in size from 0.25 to 27 m. They are found most frequently in the pyramidal cells of Ammon's horn, and the Purkinje cells of the cerebellum. (references) | |
Perivascular infiltration with lymphocytes, polymorphonuclear leukocytes, and plasma cells can occur throughout the entire CNS. Rabies infection frequently causes cytoplasmic eosinophilic inclusion bodies (Negri bodies) in neuronal cells, especially pyramidal cells of the hippocampus and Purkinje cells of the cerebellum. (references) | ||
Economic History | Nepal | As a pyramidal structure progressing from village assemblies to a Rastriya Panchayat (National Parliament), the panchayat system enshrined the absolute power of the monarchy and kept the King as head of state with sole authority over all governmental institutions, including the Cabinet (Council of Ministers) and the Parliament. (references) |
Human Rights | Netherlands | A pyramidal system of cantonal, district, and appellate courts handles both criminal and civil cases. (references) |
Source: compiled by the editor from ICON Group International, Inc.; see credits. | ||
| "Pyramidal" is generally used as an adjective (general or positive) -- approximately 100.00% of the time. "Pyramidal" is used about 47 times out of a sample of 100 million words spoken or written in English. Its rank is based on over 700,000 words used in the English language. Some parts-of-speech are not covered due to the samples used by the British National Corpus. (note: percents less than one-hundredth of one percent have been omitted) |
| Parts of Speech | Percent | Usage per 100 Million Words | Rank in English |
| Adjective (general or positive) | 100% | 47 | 49,740 |
Source: compiled by the editor from several corpora; see credits.
Expressions using "pyramidal": pyramidal bone ♦ Pyramidal Cells ♦ pyramidal motor system ♦ pyramidal numbers ♦ pyramidal tent ♦ pyramidal tract ♦ Pyramidal Tracts. Additional references. | |
| Hypenated Usage | |
Ending with "pyramidal": square-pyramidal. | |
| Source: compiled by the editor from various references; see credits. | |
| The following statistics estimate the number of searches per day across the major English-language search engines as identified by various trade publications. Hyperlinks lead to commercial use of the expression at Amazon.com. |
| Expression | Frequency per Day |
pyramidal | 12 |
arborvitae pyramidal | 9 |
pyramidal tract | 4 |
cedar pyramidal | 2 |
pyramidal sign tract | 2 |
english oak pyramidal | 2 |
extra pyramidal syndrome | 2 |
european hornbeam pyramidal | 2 |
pyramidal yew | 2 |
| Source: compiled by the editor from various references; see credits. | |
| Language | Translations for "pyramidal"; alternative meanings/domain in parentheses. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Arabic | هرمي الشكل, هرمي. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Bulgarian | пирамидален. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Danish | pyramidal. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Dutch | pyramidaal. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Farsi | هرمی(pyramidical). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Finnish | kolmikerrosporraspatteri (californian battery, pyramidal battery). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
French | pyramidal. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
German | pyramidal. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Greek | πυραμιδικόσ (pyramidical). (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Italian | piramidale. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Manx | pyramidoil. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Pig Latin | yramidalpay piramidal. (various references) piramidal. (various references) пирамидальный (pyramidic). (various references) piramidalan. (various references) piramidal, apiñado (congested, crowded). (various references) pyramidbur (californian battery, pyramidal battery), pyramidbatteri (californian battery, pyramidal battery). (various references) ซึ่งทำเป็นทรงพีระมิ". (various references) piramit gibi, piramit şeklinde, piramide ait. (various references) колосальний (colossal, decuman, huge, monumental, ocean-wide, stupendous, super-duper, terrific), пірамідний, пірамідальний. (various references) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Derivations | |
Words beginning with "pyramidal": pyramidally. (additional references) | |
Words ending with "pyramidal": bipyramidal, extrapyramidal. (additional references) | |
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"Pyramidal" is suggested in spellcheckers for the following: paramixa, pirimide, pyaemia, pyramidally, Pyramide, pyrimidal. (additional references) | |
| Source: compiled by the editor, based on several corpora (additional references). | |
| # of Phoneme Matches | Pronunciation | Word(s) rhyming with "pyramidal" (pronounced pera"mudul) |
| 4 | -u d u l | antipodal, minoxidil. |
| 3 | -d u l | addle, alkaloidal, astraddle, backpedal, beadle, Bedell, befuddle, bindle, Boodle, bridal, bridle, Brindle, bundle, caboodle, candle, caudal, caudle, Coddle, colloidal, cradle, cuddle, dawdle, Doodle, dwindle, feudal, fiddle, fondle, genocidal, girdle, handle, homicidal, huddle, hurdle, idle, idol, idyll, intermodal, intertidal, kindle, ladle, manhandle, medal, meddle, middle, mishandle, modal, model, mollycoddle, muddle, needle, noodle, paddle, panhandle, pedal, peddle, Piddle, poodle, puddle, rekindle, remodel, rhizoidal, riddle, Ruddle, Rundle, saddle, sandal, scandal, Seidel, sidle, spindle, straddle, suicidal, supermodel, swindle, tidal, toddle, trundle, twaddle, Tweedle, twiddle, unbundle, vandal, Waddle, Wedel, widdle, Windle, yodel. |
Source: compiled by the editor (additional references); see credits. | ||
Scrabble® Enable2K-Verified Anagrams | |
| Words within the letters "a-a-d-i-l-m-p-r-y" | |
-1 letter: lampyrid, lapidary. | |
-2 letters: admiral, airplay, palmary, palmyra, pyralid, pyramid, rapidly. | |
-3 letters: apiary, aramid, aridly, damply, dimply, impala, lampad, malady, milady, myriad, palmar, parlay, piraya, primal, primly, radial. | |
-4 letters: alarm, alary, aliya, amply, daily, dairy, damar, diary, dimly, drail, drama, drily, imply, laari, laird, lamia, lardy, liard, lidar, limpa, lyard, madly, malar, maria, marly, milpa. | |
| Words containing the letters "a-a-d-i-l-m-p-r-y" | |
+2 letters: bipyramidal, pyramidally, pyramidical. | |
+5 letters: extrapyramidal, polyacrylamide. | |
| Source: compiled by the editor from various references; see credits. SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. | |
| 1. Definition 2. Crosswords 3. Usage: Commercial 4. Images: Slideshow | 5. Images: Photo Album 6. Quotations: Non-fiction 7. Usage Frequency 8. Expressions | 9. Expressions: Internet 10. Translations: Modern 11. Derivations 12. Rhymes | 13. Anagrams 14. Bibliography |
Copyright © Philip M. Parker, INSEAD. Terms of Use.