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single-celled

Cultural  
  1. Made up of only one cell. Bacteria are single-celled organisms.


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.

This explains why organisms -- from single-celled microbes to complex plants -- experience diminishing growth returns even when conditions seem ideal, as each new stage reveals a fresh constraint.

From Science Daily • Nov. 11, 2025

The research draws inspiration from single-celled slime molds that self-organize when starving.

From The Wall Street Journal • Nov. 1, 2025

A slime mould consists of mobile, single-celled, amoeba-like organisms that live independently but can come together to function as a single entity in order to find food and reproduce.

From BBC • Aug. 26, 2025

The last common ancestor of plants and animals was a little single-celled organism that lived around 1.5 billion of years ago.

From Salon • Mar. 5, 2025

Fadi felt like a hairy single-celled paramecium, immobilized under a microscope, squashed between two plates of glass.

From "Shooting Kabul" by N. H. Senzai