- Today's Word
Heterogeneous
het-uh-roh-JEE-nee-uhs
Definition
- (adjective) Consisting of diverse or varied parts; not uniform.
Example
The committee was composed of a heterogeneous group of experts from every field.
Fun Fact
From Greek hetero (different) and genos (kind), “heterogeneous” often describes diverse populations, mixtures, or systems. It’s a key term in science (heterogeneous solutions), social studies (heterogeneous societies), and engineering. The opposite—”homogeneous”—suggests uniformity, while heterogeneity implies richness, complexity, and often greater resilience.
(noun/adjective) A word or expression that implies disapproval or conveys a negative or degrading attitude.
The critic’s review was laced with pejoratives — words that seemed neutral on the surface but carried a sting that every reader in the industry immediately recognized.
Pejorative derives from the Late Latin pejorare, meaning “to make worse,” rooted in pejor — “worse” — the comparative form of malus, meaning “bad.” The same root gives us impair, which also carries the sense of something being made worse or diminished. It entered English in the 19th century, used primarily by linguists to describe the process by which words acquire negative connotations over time — a phenomenon so common in language that linguists gave it its own term: pejoration.