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abaxial

American

[ab-ak-see-uhl] / æbˈæk si əl /

adjective

being or situated away from the axis.

the abaxial surface of a leaf.

abaxial British

/ æbˈæksɪəl /

adjective

facing away from the axis, as the surface of a leaf Compare adaxial

"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

Etymology

Origin of abaxial

First recorded in 1850–55; ab- + axial

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Stomata are usually found in higher numbers on the abaxial or bottom surface of a leaf.

From Textbooks • Jun. 9, 2022

Presence of stomata on the abaxial or bottom surface ensures that no, or very little, water is lost due to guttation.

From Textbooks • Jun. 9, 2022

Herbivores do not prefer to eat leaves with stomata on the abaxial or bottom surface.

From Textbooks • Jun. 9, 2022

The abaxial or bottom surface receives more sunlight and water evaporates faster by transpiration.

From Textbooks • Jun. 9, 2022

Tabulae present, and two larger septa, an axial and abaxial, are always present, with traces of ten smaller septa.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 2 "Anjar" to "Apollo" by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023