1.  restorative(n = noun.artifact) tonic - a medicine that strengthens and invigorates;
Derived form adjective restorative₁, adjective restorative₂

2.  restorative(n = noun.artifact) corrective - a device for treating injury or disease;
Derived form adjective restorative₂

1.  restorative(s = adj.all) renewing, revitalising, revitalizing, reviving - tending to impart new life and vigor to; "the renewing warmth of the sunshine"
Derived form noun restorative₁, verb restore₂

2.  restorative(s = adj.all) recuperative - promoting recuperation; "recuperative powers"; "restorative effects of exercise"; "strongly recuperative remedies"
Derived form noun restorative₁, noun restorative₂, verb restore₂

   Of or pertaining to restoration; having power to restore. [1913 Webster]

   Something which serves to restore; especially, a restorative medicine. Arbuthnot. [1913 Webster]

restorative, adj. & n.
--adj. tending to restore health or strength.
--n. a restorative medicine, food, etc. (needs a restorative).

Derivative:
restoratively adv.

Etymology:
ME var. of obs. restaurative f. OF restauratif -ive (as RESTORE)

N  salubrity, healthiness, fine air, fine climate, eudiometer, hygiene, valetudinarian, valetudinarianism, sanitarian, sanitarium, sanitOrium, salubrious, salutary, salutiferous, wholesome, healthy, healthful, sanitary, prophYlactic, benign, bracing, tonic, invigorating, good for, nutritious, hygeian, hygienic, innoxious, innocuous, innocent, harmless, uninjurious, uninfectious, sanative, restorative, useful.

N  restoration, restoral, reinstatement, replacement, rehabilitation, reestablishment, reconstitution, reconstruction, reproduction, renovation, renewal, revival, revivessence, reviviscence, refreshment, resuscitation, reanimation, revivification, reviction, Phenix, reorganization, renaissance, second youth, rejuvenescence, new birth, regeneration, regeneracy, regenerateness, palingenesis, reconversion, redress, retrieval, reclamation, recovery, convalescence, resumption, resumption, sanativeness, recurrence, rechauffe, rifacimento, cure, recure, sanation, healing, redintegration, rectification, instauration, repair, reparation, remanufacture, recruiting, cicatrization, disinfection, tinkering, reaction, redemption, restitution, relief, tinker, cobbler, vis medicatrix, curableness, restored, redivivus, convalescent, in a fair way, none the worse, rejuvenated, restoring, restorative, recuperative, sanative, reparative, sanatory, reparatory, curative, remedial, restorable, recoverable, sanable, remediable, retrievable, curable, in statu quo, as you were, phr, revenons a nos moutons, medecin, gueris-toi toi- meme, vestigia nulla retrorsum.

N  remedy, help, cure, redress, medicine, medicament, diagnosis, medical examination, medical treatment, surgery, preventive medicine, clinical thermometer, stethoscope, X-ray machine, anthelmintic, antidote, antifebrile, antipoison, counterpoison, antitoxin, antispasmodic, bracer, faith cure, placebo, helminthagogue, lithagogue, pick-meup, stimulant, tonic, vermifuge, prophylactic, corrective, restorative, sedative, palliative, febrifuge, alterant, alterative, specific, antiseptic, emetic, analgesic, pain-killer, antitussive, antiinflammatory, antibiotic, antiviral, antifungal, carminative, Nepenthe, Mithridate, cure, treatment, regimen, radical cure, perfect cure, certain cure, sovereign remedy, examination, diagnosis, diagnostics, analysis, urinalysis, biopsy, radiology, medicine, physic, Galenicals, simples, drug, pharmaceutical, prescription, potion, draught, dose, pill, bolus, injection, infusion, drip, suppository, electuary, linctus, lincture, medicament, pharmacon, nostrum, receipt, recipe, prescription, catholicon, panacea, elixir, elixir vitae, philosopher's stone, balm, balsam, cordial, theriac, ptisan, agueweed, arnica, benzoin, bitartrate of potash, boneset, calomel, catnip, cinchona, cream of tartar, Epsom salts, feverroot, feverwort, friar's balsam, Indian sage, ipecac, ipecacuanha, jonquil, mercurous chloride, Peruvian bark, quinine, quinquina, sassafras, yarrow, salve, ointment, cerate, oil, lenitive, lotion, cosmetic, plaster, epithem, embrocation, liniment, cataplasm, sinapism, arquebusade, traumatic, vulnerary, pepastic, poultice, collyrium, depilatory, emplastrum, eyewater, vesicant, vesicatory, compress, pledget, bandage, treatment, medical treatment, regimen, dietary, dietetics, vis medicatrix, vis medicatrix naturae, medecine expectante, bloodletting, bleeding, venesection, phlebotomy, cupping, sanguisae, leeches, operation, surgical operation, transfusion, infusion, intravenous infusion, catheter, feeding tube, prevention, preventative medicine, immunization, inoculation, vaccination, vaccine, shot, booster, gamma globulin, pharmacy, pharmacology, pharmaceutics, pharmacopoeia, formulary, acology, Materia Medica, therapeutics, posology, homeopathy, allopathy, heteropathy, osteopathy, hydropathy, cold water cure, dietetics, surgery, chirurgery, chirurgy, healing art, leechcraft, orthopedics, orthopedy, orthopraxy, pediatrics, dentistry, midwifery, obstetrics, gynecology, tocology, sarcology, hospital, infirmary, pesthouse, lazarhouse, lazaretto, lock hospital, maison de sante, ambulance, dispensary, dispensatory, drug store, pharmacy, apothecary, druggist, chemist, Hotel des Invalides, sanatorium, spa, pump room, well, hospice, Red Cross, doctor, physician, surgeon, medical practitioner, general practitioner, specialist, medical attendant, apothecary, druggist, leech, osteopath, osteopathist, optometrist, ophthalmologist, internist, oncologist, gastroenterologist, epidemiologist, public health specialist, dermatologist, podiatrist, witch doctor, shaman, faith healer, quack, exorcist, Aesculapius, Hippocrates, Galen, accoucheur, accoucheuse, midwife, oculist, aurist, operator, nurse, registered nurse, practical nurse, monthly nurse, sister, nurse's aide, candystriper, dresser, bonesetter, pharmaceutist, pharmacist, druggist, chemist, pharmacopolist, remedial, restorative, corrective, palliative, healing, sanatory, sanative, prophylactic, preventative, immunizing, salutiferous, medical, medicinal, therapeutic, chirurgical, epulotic, paregoric, tonic, corroborant, analeptic, balsamic, anodyne, hypnotic, neurotic, narcotic, sedative, lenitive, demulcent, emollient, depuratory, detersive, detergent, abstersive, disinfectant, febrifugal, alterative, traumatic, vulnerary, allopathic, heteropathic, homeopathic, hydropathic, anthelmintic, antifebrile, antiluetic, aperient, chalybeate, deobstruent, depurative, laxative, roborant, dietetic, alimentary, nutritious, nutritive, peptic, alexipharmic, alexiteric, remediable, curable, aux grands maux les grands remedes, Dios que da la llaga da la medicina, para todo hay remedio sino para la muerte, temporis ars medicina fere est, the remedy is worse than the disease, throw physic to the dogs, I'll none of it, remedy, help, cure, redress, medicine, medicament, diagnosis, medical examination, medical treatment, surgery, preventive medicine, clinical thermometer, stethoscope, X-ray machine, anthelmintic, antidote, antifebrile, antipoison, counterpoison, antitoxin, antispasmodic, bracer, faith cure, placebo, helminthagogue, lithagogue, pick-meup, stimulant, tonic, vermifuge, prophylactic, corrective, restorative, sedative, palliative, febrifuge, alterant, alterative, specific, antiseptic, emetic, analgesic, pain-killer, antitussive, antiinflammatory, antibiotic, antiviral, antifungal, carminative, Nepenthe, Mithridate, cure, treatment, regimen, radical cure, perfect cure, certain cure, sovereign remedy, examination, diagnosis, diagnostics, analysis, urinalysis, biopsy, radiology, medicine, physic, Galenicals, simples, drug, pharmaceutical, prescription, potion, draught, dose, pill, bolus, injection, infusion, drip, suppository, electuary, linctus, lincture, medicament, pharmacon, nostrum, receipt, recipe, prescription, catholicon, panacea, elixir, elixir vitae, philosopher's stone, balm, balsam, cordial, theriac, ptisan, agueweed, arnica, benzoin, bitartrate of potash, boneset, calomel, catnip, cinchona, cream of tartar, Epsom salts, feverroot, feverwort, friar's balsam, Indian sage, ipecac, ipecacuanha, jonquil, mercurous chloride, Peruvian bark, quinine, quinquina, sassafras, yarrow, salve, ointment, cerate, oil, lenitive, lotion, cosmetic, plaster, epithem, embrocation, liniment, cataplasm, sinapism, arquebusade, traumatic, vulnerary, pepastic, poultice, collyrium, depilatory, emplastrum, eyewater, vesicant, vesicatory, compress, pledget, bandage, treatment, medical treatment, regimen, dietary, dietetics, vis medicatrix, vis medicatrix naturae, medecine expectante, bloodletting, bleeding, venesection, phlebotomy, cupping, sanguisae, leeches, operation, surgical operation, transfusion, infusion, intravenous infusion, catheter, feeding tube, prevention, preventative medicine, immunization, inoculation, vaccination, vaccine, shot, booster, gamma globulin, pharmacy, pharmacology, pharmaceutics, pharmacopoeia, formulary, acology, Materia Medica, therapeutics, posology, homeopathy, allopathy, heteropathy, osteopathy, hydropathy, cold water cure, dietetics, surgery, chirurgery, chirurgy, healing art, leechcraft, orthopedics, orthopedy, orthopraxy, pediatrics, dentistry, midwifery, obstetrics, gynecology, tocology, sarcology, hospital, infirmary, pesthouse, lazarhouse, lazaretto, lock hospital, maison de sante, ambulance, dispensary, dispensatory, drug store, pharmacy, apothecary, druggist, chemist, Hotel des Invalides, sanatorium, spa, pump room, well, hospice, Red Cross, doctor, physician, surgeon, medical practitioner, general practitioner, specialist, medical attendant, apothecary, druggist, leech, osteopath, osteopathist, optometrist, ophthalmologist, internist, oncologist, gastroenterologist, epidemiologist, public health specialist, dermatologist, podiatrist, witch doctor, shaman, faith healer, quack, exorcist, Aesculapius, Hippocrates, Galen, accoucheur, accoucheuse, midwife, oculist, aurist, operator, nurse, registered nurse, practical nurse, monthly nurse, sister, nurse's aide, candystriper, dresser, bonesetter, pharmaceutist, pharmacist, druggist, chemist, pharmacopolist, remedial, restorative, corrective, palliative, healing, sanatory, sanative, prophylactic, preventative, immunizing, salutiferous, medical, medicinal, therapeutic, chirurgical, epulotic, paregoric, tonic, corroborant, analeptic, balsamic, anodyne, hypnotic, neurotic, narcotic, sedative, lenitive, demulcent, emollient, depuratory, detersive, detergent, abstersive, disinfectant, febrifugal, alterative, traumatic, vulnerary, allopathic, heteropathic, homeopathic, hydropathic, anthelmintic, antifebrile, antiluetic, aperient, chalybeate, deobstruent, depurative, laxative, roborant, dietetic, alimentary, nutritious, nutritive, peptic, alexipharmic, alexiteric, remediable, curable, aux grands maux les grands remedes, Dios que da la llaga da la medicina, para todo hay remedio sino para la muerte, temporis ars medicina fere est, the remedy is worse than the disease, throw physic to the dogs, I'll none of it.

N  relief, deliverance, refreshment, easement, softening, alleviation, mitigation, palliation, soothing, lullaby, solace, consolation, comfort, encouragement, lenitive, restorative, cushion, crumb of comfort, balm in Gilead, relieving, consolatory, soothing, assuaging, assuasive, balmy, balsamic, lenitive, palliative, anodyne, curative, here comes a man of comfort.