Definition of sessile in English:


Syllabification: ses·sile
Pronunciation: /ˈsesəl, -īl


1(Of an organism, e.g., a barnacle) fixed in one place; immobile.
More example sentences
  • Epizoic barnacles are sessile, marine crustaceans and constitute a model system featuring the above conditions.
  • Most radially symmetric animals are sessile, however, echinoderms are able to move.
  • Because anemones are sessile animals, staying put most of their lives, it is important for them to maintain dominance over their territory in competition for food and space.
1.1(Of a plant or animal structure) attached directly by its base without a stalk or peduncle: sporangia may be stalked or sessile
More example sentences
  • It continues to grow with a dome shape, but it can be sessile or pedunculated.
  • It frequently occurs in the lower uterine segment and may be either sessile or pedunculated.
  • These two phenomena are especially critical for sessile higher plants.


early 18th century: from Latin sessilis, from sess- 'seated', from the verb sedere.

Definition of sessile in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day bimble
Pronunciation: ˈbimbəl
walk or travel at a leisurely pace