What is an antonym for protostele?
Possible antonyms include siphonostele.
(botany) A type of stele, in which the vascular tissue in the stem forms a solid core, with no central pith or leaf gaps.
Common opposites include siphonostele.
Related dictionary entries include exarch, haplostele, polystele, stele, actinostele, siphonostele.
A related word is not always a direct replacement. Compare its definition, grammar, tone, and sentence context first.
Possible antonyms include siphonostele.
Relationships are shown only after the shared lexical validator accepts them. A suggestion is not automatically an exact replacement.