Words Starting with O
Explore 9 words beginning with the letter O. Each entry includes definitions, pronunciations, and example sentences.
Obscurantist
/əbˈskjʊəːr(ə)ntɪst/
A person who opposes the spread of knowledge or enlightenment, often by promoting ignorance or obscu...
Ochoa
oʊˈtʃoʊə
Ochoa is a surname of Spanish origin, often found in Spanish-speaking countries and communities.
Opium
ˈoʊ.pi.əm
A narcotic drug obtained from the juice of the opium poppy, used for pain relief and as a sedative.
Organelle
ɔrˈɡænˌɛl
A specialized subunit within a cell that has a specific function, surrounded by a membrane.
Othransis
ˈoʊθræn.sɪs
The accidental utterance of unwanted or inappropriate thoughts, often revealing inner feelings or op...