Aetiology - Lebaka kapa tshimoloho ya lefu.
Amino Acids - Likokwana-hloko tsa tlhaho tse hlahang ka tlhaho dinthong tsa dimela le diphoofolo. Di amino acids ke diprotheine tse ka sehloohong.
Anthelmintic - Sethethefatsi se sebedisetswang ho leleka manyowa kapa dikokwana-hloko tsa ka hare - e leng dewormer.
Antibiotic - Ntho e hlahissang ke dikokwana-hloko kapa di synthetically (penicillin, Streptomycin, jwalo-jwalo) tse kgonang ho thibela kapa ho senya dikokwana-hloko tse itseng.
Antibodies - Dintho tse hlahiswang ke mmele e le karabelo ya dikokwana-hloko, dibaktheria kapa chefo. Masole a mmele a etsa kgato e tobileng kgahlanong le moemedi ya nang le tshusumetso ya yona.
Antigen - Ntho e tla susumetsa tlhahiso ya masole a mmele ha e kenngwa mmeleng. Diente di na le di antigen tse susumetsang phoofolo ho haha masole a mmele kgahlanong le lefu lena.
Antigen (Killed or Inactive) - Ntho e etsang hore ho be le mokgwa wa pele wa ho hlahisa dikokoana-hloko. Kojwe ya bobedi e hloka matsatsi a seng makae kapa ho feta ka mora hore e entswe pele ho susumetsa sethaleng sa tlhahiso ya lesole la mmele.
Antigen (Living) - Ntho e susumetsang mekgahlelo ka bobedi ya tlhahiso ya dikokwana-hloko.
Antiseptic - Ho thibela ho hola ha dikokwana-hloko, kapa dintho tse thibelang kgolo e jwalo.
Antiserum - Serum e nang le masole a mmele. E hlahisa tshireletso ya nakwana hangata dibeke tse pedi ho isa ho tse nne.
Antitoxin - Serum e nang le masole a mmele a tobileng tsa chefo.
Astringent - Sesosa se kopanyang disele le ho fokotsa maro a tswang.
Atrophy - Ho senya kapa ho theoha ka boholo ba ditho, disele kapa sele.
Attenuation - Tshebetso ya ho fokotsa tshwaetso ya kokwana-hloko kapa ho fetola moemedi ya nang le lefu ka ho e hodisa ho motho e mong ya amohelang mafu, hangata ka morero wa ho etsa ente.
Autogenous vaccine - Diente tse entsweng dinthong tse phelang di etsa hore ho hlahe lefu le itseng.
Bacteria - Sehlopha sa dikokwana-hloko tse nyenyane tse lekanngwang ka lekgetlo le le leng, dimela tse nyenyane ka ho fetisisa tsa dimela tse kileng tsa eba teng.
Bactericidal - Ho ba le thepa ya ho bolaya dibaktheria.
Bacterin - Sehlahiswa se nang le dibaktheria tse fetotsweng kapa tse bolailweng, tse lokiseditsweng ho sebediswa e le ente.
Biological - Meriana e tswang mohloding o phelang. E sebediswa ka tlwaelo bakeng sa thibelo ya mafu (bona baktheria, vaccine, antiserum, antitoxin).
Booster Vaccine - Ente ya bobedi kapa e mengata e fanweng ho eketsa ho hanyetsa phoofolo ho itseng lefung.
Caustic Corrosive - E leng moemedi ya ka senyang disele tse phelang.
Coccidia - Dikokoana-hloko tsa protozoa tse tshwaetsang disele tse kopanyang tsamaiso ya dijo.
Diluent - Mokedikedi o sebediswang ho tsosolosa diente tse omisitsweng le ho eketsa ho ba le ntho leha e le efe.
Drench - Ho fana ka metsi ka molomo.
Electrolytes - Dikhemikhale tse entsweng ka dikarolo tse fapaneng tsa diminerale tse thusang ho boloka metsi a mmele o laolwang.
Gestation - Bokhachane (matsatsi a 150 ho podi)
Haemorrhage - Ho lahlehelwa ke mali.
Immunity - Bokgoni ba mmele ho hanela kapa ho hlola tshwaetso. Masole a mmele a phetha karolo e kgolo ho itshireletsa mafung.
Immunity (Acquired) - Ho hanyetsa phoofolo e kileng ya tshwaetswa ho na le lefu le tshwaetsanwang.
Immunity (Active) - Ho itshireletsa mafung moo tshireletso e bakwang ke lefu le hlahiswang ka hara mmele ka boyona.
Immunity (Innate) - Ho hanyetsa (diphatsa tsa lefutso) ho mafu a tshwaetsanwang.
Immunity (Maternal) - Tsela ya ho itshireletsa mafung e bakwang ke mafu a mmele a fetisetswang ho mme ho ya ho bana. Sena se ka finyellwa ka kamora kapa ka lebese (haholo-holo colostrum).
Immunity (Passive) - ho itshireletsa mafung ho bakwang ke ho fetisetsa dintho tse sireletsang ho tloha ho motho e mong ho ya ho o mong. Sena se ka etswa ka mokgwa o bohlale ka ho fumana seramu ho tswa phoofolo ya mmele ya ho itshireletsa mafung le ho e kenya ka hara phoofolo e sa itshireletsang. Ho itshireletsa mafung ho sa lekanyetswe ke nako e kgutshwanyane e lekantsweng ka matsatsi kapa dibeke.
Infection - Ho hlasela le katleho e atlehang ya mahlahana a hlahisang malwetse (dibaktheria, dikokwana-hloko, jwalo-joalo) dikarolong tsa mmele.
Inflammation - Karabo e itseng ya mmele ho o lematsa. Kotsi e ka nna ya eba ka lebaka la dikarolo tse phelang kapa tse bakwang ke disosa tsa mechine, tsa dikhemikhale kapa tsa motlakase. Ho ruruha ho khethollwa ka bokgubedu, bohloko, mocheso le ho ruruha.
Inoculate - Ho kenya tshwaetso ya kokwana-hloko ya immune, diente, kapa dintho tse ding tsa antigenic bakeng sa morero wa ho thibela, wa ho phekola kapa wa ho leka.
Insecticide - Moemedi o bolayang dikokonyana.
Intramuscular Injection (IM) - E entswe ka mesifa.
Intraperitoneal (IP) - Lejwe le kenang ka mpeng.
Intravenous (IV) - Ente ho methapo.
L.D. - Lethal dose, e bolayang.
Metabolism - Kakaretso ya mekgwa yohle ya dikhemikhale le tsa dintho tse phelang tse hlahiswang le ho di boloka.
Pharmaceutical - Meriana ya bongaka ho fapana le tse itseng tsa tlhaho.
Serum - Karolo ya metsi e nang le madi ntle le disele kapa dintho tse thibang. Serum e fumanwe diphoofolong tsa ho itshireletsa mafung ho ya ho boemo bo kgethehileng le ho kenngwa ho batho ba bang e le hore ho fuwe motho ya nang le tshwaetso ya madi e sa tsejweng e le antiserum.
Stress - Dintho tsohle tse atisang ho etsa hore phoofolo e be kotsing ya ho kula. Ho imelwa maikutlong ho ka nna ha eba tikolohong, phepo e nepahetseng, kelello kapa mmeleng.
Subclinical - Ho se na pontsho ya ditshebeletso tsa meriana, e boletsweng ka mekgahlelo ya pele, kapa ka tekanyo e fokolang ya lefu le itseng.
Subcutaneous (SQ) - Feela ka tlasa letlalo.
Toxaemia - Chefo e tlwaelehileng ka lebaka la ho kenngwa ha chefo, hangata dihlahiswa tsa baktheria di thehwa setsing sa tshwaetso. Ha e le hantle, ho chefo ya madi.
Toxin - Motswako o chefo.
Toxoid - Toxin e nnileng ya phekolwa e le hore e senye chefo ya yona empa e sa e siye e kgona ho susumetsa ho thehwa ha masole a mmele ha e kenngwa mmeleng.
Trauma - Leqeba kapa kotsi.
Vaccines - Dihlahiswa tse lokiseditsweng morero wa ho fana ka tshwaetso e itshireletsang. Diente di ka etswa ho tswa ho dikokwana-hloko, dibaktheria, kapa protozoa, ebang di phela kapa di bolawa, kapa di tswa dithong tse kotsi.
Vaccines (Bacterial)- Bolwetse bo thibelang malwetse a bakilweng ke dibaktheria.
Vaccine (Killed Virus) - Ente e hlahiswang ke ho tshwaetsa phoofolo, lesea la embryo kapa disele tsa diphoofolo le kokwana-hloko e itseng. Lefu la kokwana-hloko le kotulwa ka nako e telele ya tshwaetso mme le behwa mahlahana a bolayang. Lefu le bolayang le hlahisa tlhahiso ya masole a mmele ha e kenngwa ka phoofolo.
Vaccine (Live Virus) - Bolwetse bo entsweng ka ho hodisa setso se phelang sa kokwana-hloko eo ente e etswang ho yona.
Vaccine (Modified Live Virus) - Ente e entsweng ke kokwana-hloko e thibeditsweng.
Vaccine (Monovalent) - Ente e hlahisang bolwetse bo le bong feela bo itshireletsang.
Vaccine(Polyvalent) - Ente e etsang hore o itshireletsehe mafung a mabedi kapa a mangata.
Vaccine (Viral) - Ente e sireletsang malwetse a bakwang ke dikokwana-hloko.
Virus - Mahlahana a tshwaetsanwang a fokolang, a manyane ho feta dibaktheria tse ngata mme a kgona ho atolosa feela ka sele e phelang, eo ho ka kgonehang ho e amohela. Dikokwana-hloko di ka dula di phela ka dinako tse sa tshwaneng tse ka ntle ho disele tse phelang. Dikokwana-hloko tse ding di baka mafu a mangata, tse ding ha di na kotsi.