The word pernicious describes something extremely harmful, especially when its damaging effects are gradual, hidden, and capable of causing serious long-term consequences.

Learn the meaning, origin, pronunciation, phonetic spelling, IPA, examples, and modern relevance of the word pernicious to improve your English vocabulary and language skills.
Word of the Day ‘Detrimental’: Language develops through time because new words enable us to present intricate concepts with better precision. The word "Detrimental" serves as today’s Word of the Day because it functions as a strong adjective that describes things that create extreme damage through their slow and hidden effects. The word commonly appears in social issue discussions that focus on misinformation and health dangers, together with destructive patterns that cause progressive harm to people.
Detrimental describes something that becomes extremely dangerous through its hidden power to cause destruction. The term is used to identify things that seem harmless from their initial appearance, yet bring about severe harmful effects in the future.
The word detrimental originates from the Latin term detrimentum, which means “damage,” “loss,” or “harm.” It is derived from the Latin verb deterere, meaning “to wear away” or “to reduce.” The word entered the English language in the 15th century and was initially used in legal and formal contexts to describe something causing damage or disadvantage.
Phonetic spelling: det-ruh-MEN-tl
IPA pronunciation: /ˌdɛtrɪˈmɛntl/
People today use the term Detrimental to describe dangers that remain concealed or develop over extended time periods. The online spread of misinformation creates Detrimental effects that damage public opinion and democratic systems. Unhealthy lifestyle patterns together with toxic work environments produce gradual harm to both individuals and their surrounding communities.
The Detrimental spread of fake news can damage public trust in institutions.
Smoking is known for its Detrimental impact on long-term health.
Detrimental is a valuable word for describing threats that cause serious harm over time. Understanding and using such vocabulary allows clearer communication about hidden dangers in society.