What does tenuous mean?
Tenuous is an adjective meaning weak, slight, delicate, or uncertain. It often describes something physically fragile, such as a thread or connection, but it is especially useful for relationships and claims that are not firmly established. A tenuous link may exist in theory while lacking strength or reliable evidence; a tenuous grasp means a limited or uncertain understanding. The word carries a formal, slightly elevated tone and commonly signals caution or doubt. Its metaphor is especially effective in discussions of communication, relationships, evidence, and institutional influence, where a connection or understanding can be easily disrupted. Because tenuous emphasizes both smallness and fragility, it is often stronger and more precise than simply saying that something is weak. The word ultimately derives from the Latin tenuis, meaning thin or slender, reflecting its long history of describing literally thin things and, by extension, tenuous connections.
adjectiveVery slight, weak, or insubstantial; so delicate that it is easily broken or doubted. It can also describe a connection or grasp that is uncertain, weak, or difficult to maintain.
- Weak, slight, or insubstantial, especially physically.
- Doubtful, uncertain, or insufficiently supported.
- Delicate or difficult to maintain, especially in reference to connections, relationships, or understanding.
"The government maintained only a tenuous connection with the local community."
"Her grasp of the subject was tenuous, and she struggled to follow the discussion."
"The evidence linking the two events remains tenuous despite years of research."
Tenuous began with the idea of something thin, then came to describe the fragile, easily broken links that hold larger things together.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does tenuous come from?
Tenuous comes from Latin tenuis, meaning thin, slender, or weak. The English word entered use in the early 17th century in senses referring to thinness and weakness before extending metaphorically to uncertain connections and incomplete understanding. Its Latin relatives include tenuity and the attenuate family, while English cognates such as thin reflect the same broad Germanic and Indo-European associations with stretching or thinness.
Related word forms
How tenuous is actually used
Tenuous is formal and often conveys caution: it suggests that something is weak, fragile, uncertain, or not firmly established. It is commonly used with abstract nouns such as connection, link, grasp, evidence, and relationship.
Easily confused with tenuous
Tenuous means weak, slight, or uncertain, whereas tenacious means holding firmly and refusing to give up.