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unproven

/ʌnˈpruːvən/ /ˌʌnˈpruːvən/

Meanings
adjective
Not proved.

Examples :

"The effectiveness of that new medicine is still unproven, so doctors are hesitant to prescribe it widely. "
theory science

Related Words

Illustration still

still noun

/stɪl/

A period of calm or silence.

"the still of the night"

Illustration not

not noun

/nɒt/ /nɑt/

A unary operation on logical values that changes true to false, and false to true.

"The not of the student's attendance record meant they were absent. "

Illustration that

that noun

/ˈðæt/ /ˈd̪æt/ /ˈðɛt/

Something being indicated that is there; one of those.

"My sister brought several books to the library, and that one is about dinosaurs. "

Illustration prescribe

prescribe verb

/pɹɪˈskɹaɪb/

To order (a drug or medical device) for use by a particular patient (under licensed authority).

"The doctor prescribed aspirin."

Illustration new

new noun

/njʉː/ /n(j)u/ /njuː/

Things that are new.

"Out with the old, in with the new."

Illustration medicine

medicine noun

/ˈmed(ɪ).sn̩/ /ˈmɛ.dɪ.sɪn/

A substance which specifically promotes healing when ingested or consumed in some way.

"The medicine helped my grandmother feel better after she had the flu. "

Illustration the

the adverb

/ði/ /ˈðiː/

With a comparative or with more and a verb phrase, establishes a correlation with one or more other such comparatives.

"It looks weaker and weaker, the more I think about it."

Illustration hesitant

hesitant adjective

/ˈhɛzɪtənt/

Tending to hesitate, wait, or proceed with caution or reservation.

"I am hesitant to recommend him as a manager because he has a short temper."

Illustration widely

widely adverb

/ˈwaɪdli/

In a wide manner; across a wide area.

"The new school policy was widely discussed by parents. "

Illustration doctors

doctors noun

/ˈdɒktəz/ /ˈdɑktɚz/

A physician; a member of the medical profession; one who is trained and licensed to heal the sick or injured. The final examination and qualification may award a doctor degree in which case the post-nominal letters are D.O., DPM, M.D., DMD, DDS, in the US or MBBS in the UK.

"If you still feel unwell tomorrow, see your doctor."

Illustration effectiveness

effectiveness noun

/ɪˈfɛktɪvnəs/ /əˈfɛktɪvnəs/

The property of being effective, of achieving results.

"The effectiveness of the drug was well established."

Illustration proved

proved verb

/ˈpɹuːvd/

To proofread.

"The teacher proved the student's essay before returning it, marking any grammar errors. "