semipermeable
(sem-i-per-me-a-ble)
6 syllables
Definition
adjective. allowing passage of certain especially small molecules or ions but acting as a barrier to others
Example Sentence
The larger molecules could not pass through the semipermeable membrane.
Synonyms
partially permeable; somewhat penetrable; partly passable
Antonyms
Hear It! Say It! Write It!
semipermeable
