non-vascular
non-vascular — adjective
1. describing tissue or a body part that does not contain blood vessels or depend o
describing tissue or a body part that does not contain blood vessels or depend on them.
The clear layer at the front of the eye is non-vascular.
be non-vascular
Doctors noted that the scar tissue stayed non-vascular after the burn healed.
Cartilage is non-vascular, so it repairs itself more slowly than skin.
The lab model uses a non-vascular membrane to study surface healing.
- avascular
more technical medical term for lacking blood vessels
- vascular
describes tissue or structures supplied by blood vessels
文法句型
be non-vascular
non-vascular + noun
用法筆記
Used mainly in medicine and biology for tissue, membranes, or body parts that have no blood-vessel supply. Distinguish from sense 2, which is specifically about whole plants.
2. describing a plant that lacks the internal tissue that moves water and food from
describing a plant that lacks the internal tissue that moves water and food from one part to another.
Moss is a non-vascular plant, so it stays small and close to wet ground.
non-vascular plant
In class, we compared non-vascular mosses with taller plants that move water through inner tubes.
contrast with vascular plants
Because liverworts are non-vascular, they absorb water across their surfaces.
The guide showed how non-vascular plants spread over damp rocks after rain.
- vascular
describes plants that have tissue for moving water and nutrients
文法句型
be non-vascular
non-vascular + plant noun
用法筆記
Used almost only for plants such as mosses and liverworts. Distinguish from sense 1: sense 2 names a plant type, not just tissue without blood vessels.