A cellular organelle found only in certain protozoa; it is specialized for phagocytosis, and usually has the form of a microtubule-supported funnel or groove.
Related
Similar words
cell mouth
Origin
cyto- + -stome
Modern English dictionary
Explore and search massive catalog of over 900,000 word meanings.
Word of the Day
Get a curated memorable word every day.
Challenge yourself
Level up your vocabulary by setting personal goals.