“protective layer”

We have one entry that includes the term protective layer.

primary protective layer

noun

: a layer developed within the separation layer in leaves of deciduous plants at the time of leaf fall that protects the exposed cells from desiccation and infection until the periderm forms


Challenging Standardized Test Words

  • high school student holding a pencil leaning over a sat test
  • Despite the cacophony, the student tried to study.
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.

Pick the best words!

PLAY
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!