Arcella

American

[ahr-sel-uh] / ɑrˈsɛl ə /

noun

a genus of freshwater, ameboid protozoa that secrete a hard, umbrellalike shell having a single opening through which the pseudopodia extend.

Etymology

Origin of Arcella

1838; < New Latin, equivalent to Latin arc ( a ) a chest, box + -ella diminutive suffix

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Arcella

Arcella vulgaris is a minute morsel of protoplasm, which lives in a concave-convex, brown, finely reticulated shell, through a circular opening in the concave side of which it can project itself by throwing out pseudopodia.

From Unconscious Memory by Samuel Butler

Random Word

Spin the wheel and learn a new word!

Get a word

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023