472 PREFIXES, 



adverb, a preposition, or a conjunction, signifies 'by or in* : betimes, in 

 time ; oehind, in the rear of; oefore, in front of; because, by cause of. 



bi, also bis (L. bis, twice ; another form of dis), twice ; two ; double ; in 

 two : bisect, to cut into two equal parts ; occipital, having a double 

 head : biscuit, bread twice baked : bis becomes, for sake of euphony, 

 bin, as in oinoxalate. 



brachio-, brak'-i-d (L. brachium, an arm), denoting a connection with 

 the arm ; as brachio -cephalic, connected with the arm and head. 



broncho-, brdngk'o (Gr. brongchos, the windpipe), denoting relation to, 

 or connection with, the brachea or windpipe ; as oroncAo-pneumonia, 

 inflammation of the bronchia, and the substance of the lungs. 



bucco-, buk'ko (L. bucca, the cheek), denoting connection with the 

 cheek or its muscles. 



calcareo-, kdl-kdr'8-d (L. calcarius, pert, to lime from calx, lime), 

 having calcareous matter or lime in the composition of the compound ; 

 as caZcareo-silicious, consisting of calcareous and silicious earth. 



carpo-, kdrp'o (carpus, a Latinised form of Gr. karpos, the wrist), 

 denoting connection with the wrist ; as carpo-meta-carpal, pert, to 

 the hand and wrist, including the fingers. 



cata, also cat, and cath (Gr. ), down ; downwards ; under ; against ; 

 completeness : catacombs, hollow places underground ; catalogue, 

 consisting of words put down as in a list : catechise, to speak down 

 to others ; catoptrics, the science of light reflected downwards ; catli- 

 olic, the whole, in completeness. 



chloro-, klotfo, also chlor-, klor (Gr. chloros, grass-green), denoting 

 that chlorine is one of the components of the substance ; of a grass- 

 green, or deep-yellow. 



chondro-, kdn'dro (Gr. chondros, cartilage), denoting connection with 

 the cartilage ; as chondro - xiphoid, connected with the xiphoid 

 cartilage. 



circum, also circu (L. ), around ; round about : circumference, that 

 which goes round ; circumscribe, to write around, to limit : circuit, 

 a moving or passing round. 



cis (L. ), on this side : cisalpine, on this side the Alps. 



cleido-, kleid'6 (Gr. kleis, a key, a clavicle, kleidos, of a key), denoting 

 connection with the clavicle ; as c/doVcostal, connected with the 

 clavicle and ribs. 



con, assuming the various forms co, cog, col, com, cor, according to 

 the commencing letter of the word or root (L. cum, with), together ; 

 with ; together with : concede, to yield together ; contract, to draw 

 together : con becomes co before a vowel or h, as coalesce, to grow 

 together ; coerce, to force together ; coherent, sticking together : 

 cog before n, as connate, born together ; cognition, knowledge 

 together : col before 1, as collect, to gather together ; collate, to bring 

 together : com before m, b, or p, as commerce, a trading together ; 

 combustion, a burning together ; compose, to put together : cor 

 before r, as correct, to make straight with ; corrode, to gnaw 

 together. 



contra, also its forms counter and contro (L. contra, F. contre, against), 

 against ; in opposition to : contradict, to speak against ; counteract, 

 to act against ; controvert, to contend against in words or writing. 



crico-, krlk f -o (Gr. krikds, a ring), denoting attachment to or connection 

 with the cricoid cartilage ; as cnco-thyroid, denoting a membrane, 



