pulvinus

[ puhl-vahy-nuhs ]

/ pʌlˈvaɪ nəs /

noun, plural pul·vi·ni [puhl-vahy-nahy]. /pʌlˈvaɪ naɪ/.

Botany. a cushionlike swelling at the base of a leaf or leaflet, at the point of junction with the axis.

Architecture. pulvinar (def. 2).

Origin of pulvinus

First recorded in 1855–60, pulvinus is from the Latin word pulvīnus cushion

Words nearby pulvinus

pulverize, pulverulent, pulvillus, pulvinar, pulvinate, pulvinus, puma, pumelo, pumice, pumice country, pummel

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for pulvinus

Examples of this are furnished by the cardiac muscle of the animal, the pulvinus of Mimosa, and the stamen of Berberis.
Life Movements in Plants|Sir Jagadis Chunder Bose
This is seen in the response of the pulvinus of Mimosa to light acting from above.
Life Movements in Plants, Volume II, 1919|Sir Jagadis Chunder Bose
The intensity was increased to a suitable value by focussing light on the upper half of the pulvinus by means of a lens.
Life Movements in Plants, Volume II, 1919|Sir Jagadis Chunder Bose
The result is seen in the above record (Fig. 19), where water was applied on the pulvinus after the second response.
Life Movements in Plants|Sir Jagadis Chunder Bose

I was thus able to secure specimens which were far more sensitive to the action of electric waves than the pulvinus of Mimosa.
Life Movements in Plants, Volume II, 1919|Sir Jagadis Chunder Bose

British Dictionary definitions for pulvinus

pulvinus

/ (pʌlˈvaɪnəs) /

noun plural -ni (-naɪ)

a swelling at the base of a leafstalk: changes in its turgor pressure cause changes in the position of the leaf

Word Origin for pulvinus

C19: from Latin: cushion

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

单词	pulvinus
释义	pulvinus [ puhl-vahy-nuhs ] / pʌlˈvaɪ nəs / noun, plural pul·vi·ni [puhl-vahy-nahy]. /pʌlˈvaɪ naɪ/. Botany. a cushionlike swelling at the base of a leaf or leaflet, at the point of junction with the axis. Architecture. pulvinar (def. 2). Origin of pulvinus First recorded in 1855–60, pulvinus is from the Latin word pulvīnus cushion Words nearby pulvinus pulverize, pulverulent, pulvillus, pulvinar, pulvinate, pulvinus, puma, pumelo, pumice, pumice country, pummel Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for pulvinus Examples of this are furnished by the cardiac muscle of the animal, the pulvinus of Mimosa, and the stamen of Berberis. Life Movements in Plants\|Sir Jagadis Chunder Bose This is seen in the response of the pulvinus of Mimosa to light acting from above. Life Movements in Plants, Volume II, 1919\|Sir Jagadis Chunder Bose The intensity was increased to a suitable value by focussing light on the upper half of the pulvinus by means of a lens. Life Movements in Plants, Volume II, 1919\|Sir Jagadis Chunder Bose The result is seen in the above record (Fig. 19), where water was applied on the pulvinus after the second response. Life Movements in Plants\|Sir Jagadis Chunder Bose I was thus able to secure specimens which were far more sensitive to the action of electric waves than the pulvinus of Mimosa. Life Movements in Plants, Volume II, 1919\|Sir Jagadis Chunder Bose British Dictionary definitions for pulvinus pulvinus / (pʌlˈvaɪnəs) / noun plural -ni (-naɪ) a swelling at the base of a leafstalk: changes in its turgor pressure cause changes in the position of the leaf Word Origin for pulvinus C19: from Latin: cushion Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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