vaginate

/ˈvædʒɪneɪt/
adjective
  1. Having a sheath or sheath-like structure; sheathed.
    • In botany, a vaginate leaf base wraps tightly around the stalk.
    • The insect's vaginate antennae are covered by a protective casing.
    • The vaginate leaves of the grass protect the stem as it grows.
What does "vaginate" mean? | whatsthatwordmean | whatsthatwordmean