Flax is defined as a plant in the family Linaceace that provides seeds for linseed oil and stem fibers that provide linen.(noun)
An example of flax is a plant with blue flowers that has threadlike fibers in the stem that can be spun into linen thread.
The definition of flax is comes from a plant of the family Linaceae that has seeds for oil and a stem for linen.(adjective)
An example of flax used as an adjective is in flax seed which is also made into linseed oil.
See flax in Webster's New World College Dictionary
Origin: ME < OE fleax, akin to Ger flachs < IE base *plek-, to plait, interweave > L plectere, plicare, Ger flechten
See flax in American Heritage Dictionary 4
Origin: Middle English
Origin: , from Old English fleax; see plek- in Indo-European roots.
flax flower and seed pods (left) and cutaway of stem (right)
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