pian.1
/ˈpiːə/, U.S. /ˈpiə/ A tall, coarse, perennial monocotyledonous herb, Tacca leontopetaloides (family Taccaceae), probably native to South-East Asia and grown for its starchy tubers on many Pacific islands. Also: starch produced from the tubers of these plants (also called Tahiti arrowroot, Polynesian arrowroot).
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the world > plants > particular plants > cultivated or valued plants > particular food plant or plant product > yielding condiments or used in food preparation > [noun] > starch plants
sago1555
sago-tree1681
pia1769
sago-palm1769
South Sea arrowroot1844
caladium1845
Tacca1866
sacsac1947
1769 J. Banks Endeavour Jrnl. 14 Aug. (1962) I. 343 A root of the Salop kind Calld by the inhabitants Pea.
1784 S. Parkinson Jrnl. Voy. to South Seas 47 The root of this [sc. Dracontium polyphyllum] is used to make a jelly like the Peea, but is not near so good.
1840 L. Smith in M. D. Frear Lowell & Abigail (1934) 143 Mr. Pitman..is trading pretty largely with the natives in pia.
1858 R. Hogg Veg. Kingdom 765 Tacca oceanica, a native of the Sandwich Islands, yields a similar product [sc. arrowroot] and is there called pya.
1917 Sci. Monthly Jan. 77 The ancient Hawaiians raised pia in small patches in the open woodlands and in various suitable lowland localities. In modern times its culture has been almost wholly abandoned.
1957 Encycl. Brit. II. 434/2 Tacca or Otaheite arrowroot is the product of Tacca pinnatifida, the pia plant of the South sea islands.
1992 W. A. Whistler Flowers of Pacific Island Seashore 106 Vernacular names [of Tacca leontopetaloides]: pia—Hawai'i.
This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).
pian.2
/ˈpʌɪə/, /ˈpiːə/, U.S. /ˈpaɪə/, /ˈpiə/ Anatomy.
The pia mater.
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the world > life > the body > nervous system > cerebrospinal axis > [noun] > membranes > pia mater
pia matera1398
soft (also dear, mild, near) mothera1398
rind1585
godly mother1594
pia1877
pia-arachnoid1881
1877 tr. G. Huguenin in tr. H. W. von Ziemssen et al. Cycl. Pract. Med. XII. 465 Meshes or spaces in the tissue of the pia (subpial space).
1889 A. H. Buck Ref. Handbk. Med. Sci. VIII. 111 The successive coverings of the brain, hairy scalp, periosteum, calva, dura (ental periosteum), arachnoid, and pia.
1901 W. Osler Princ. & Pract. Med. (ed. 4) 28 The most intense congestion of the cerebral and spinal pia.
1968 Brain 91 732 Nuclear staining showed lymphocyte-like elements in the deep parts of the pia.
1979 Nature 12 July 121/1 A small hole was drilled in the skull above the visual cortex, and the dura and pia were opened.
2005 Nature 24 Feb. 868 The specificity of cortical neuron connections creates columns of functionally similar neurons spanning from the pia to the white matter.
This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).
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PIA
PIA n. British Finance (now historical) Personal Investment Authority, a regulatory body set up to monitor the sale and marketing of investment and savings products to the public (in 2001, its work was subsumed within the Financial Services Authority).
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1992 PR Week (Nexis) 4 June Existing self-regulatory organisations (SROs), including Fimbra and Lautro, are to be merged under one new body—the Personal Investment Authority. The PIA will have to work to keep a clear distinction between company representatives and independent financial advisers.
2001 Financial Times 27 Jan. 4/1 Amanda Davidson, a senior adviser at Holden Meehan and a director of the PIA, which regulates sales by Equitable, said many policyholders aged over 50 could get out of the insurer without paying a penalty.
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