naive

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naïve

 [nah-ēv´]
not previously exposed to therapy or treatment.

naive

or

naïve

(nī-ēv′, nä-) also

naif

or

naïf

(nī-ēf′, nä-)
adj.
Not having experienced or been subjected to something, as:
a. Not previously subjected to experiments: testing naive mice.
b. Not having previously taken or received a particular drug: patients naive to antipsychotic medication.

na·ive′ly adv.
na·ive′ness n.
Immunology Referring to a person or an immune system which has not been previously exposed to a particular antigen and thus doesn’t form antibodies against the antigen
Vox populi Innocent, unsophisticated, artless, ingenuous, unworldly, trusting

naive

in immunology, an individual that has not been exposed to a particular antigen.
References in periodicals archive ?
I don't think the dedicated bus lanes are helping the cause on Naif street, there are just too many buses and they are everywhere, both on the dedicated lanes as well as on regular lanes.
The 1km stretch on Naif Road serves nine bus routes and is used by 36 buses an hour (during peak hours).
The victim support programme at Naif Police has helped 7,980 victims, both in criminal and traffic cases, in 2013, compared with 9,545 in 2012 and 10,580 in 2011, Colonel Yousuf Al Adidi, Director of Naif police station, said.
He said the late Prince Naif had exerted great efforts in the service of Islam and Muslims.
After the speech, Prince Naif and the audience watched the implantation of a cochlear device for the child Rawand Hraizat from the city of Hebron, Palestine, as one of the achievements of Prince Naif Center for Health Sciences Research.
Prince Muhammad, son of the former Interior Minister Prince Naif who died in June, has been deputy interior minister responsible for security affairs for many years.
According to statistics revealed yesterday by Dubai Police, Naif Police Station has recorded 5,572 criminal and traffic offences in the area during the first half of 2012, indicating a decline of 12.
The UAE President expressed his sincere heartfelt condolences and solace to the Custodian of the Two Holy and the bereaved, on the demise of Prince Naif.
Dhahran: Prince Mohammed bin Naif bin Abdulaziz, Assistant Interior Minister for Security Affairs, on Sunday evening paid a visit to First Class Private Saad bin Miteb bin Mohammed Al-Shammari who is receiving treatment at King Fahd Medical Complex in Dhahran after he was injured when he came under fire by four of armed rioters riding motorcyclists while on duty in the province of Qatif with a colleague who was martyred by gunfire they came under on Friday evening the fifteenth of the month of Ramadan.
From clothing, textiles, jewellery, cosmetics, health products to electronics, home appliances, furniture, carpets and children's toys, Naif Souq and Gold Souq are two destinations that are teeming with shoppers this DSF.
Al Naif Park is closed temporarily due to the construction of Dubai Metro's Green Line.
Prince Naif said "propaganda and yellow journalism" were encouraging Saudi youths to join militant organizations.