| Proto- | [ Gr. prw^tos first, a superl. fr. pro` before. See Pro-. ] 1. A combining form prefix signifying first, primary, primordial; as, protomartyr, the first martyr; protomorphic, primitive in form; protoplast, a primordial organism; prototype, protozoan. [ 1913 Webster ] 2. (Chem.) (a) Denoting the first or lowest of a series, or the one having the smallest amount of the element to the name of which it is prefixed; as protoxide, protochloride, etc. (b) Sometimes used as equivalent to mono-, as indicating that the compound has but one atom of the element to the name of which it is prefixed. Also used adjectively. [ 1913 Webster ] | | Protocanonical | a. Of or pertaining to the first canon, or that which contains the authorized collection of the books of Scripture; -- opposed to deutero-canonical. [ 1913 Webster ] | | Protocatechuic | a. (Chem.) Pertaining to, derived from, or designating, an organic acid which is obtained as a white crystalline substance from catechin, asafetida, oil of cloves, etc., and by distillation itself yields pyrocatechin. [ 1913 Webster ] | | Protocercal | a. [ Proto- + Gr. &unr_; the tail. ] (Zool.) Having a caudal fin extending around the end of the vertebral column, like that which is first formed in the embryo of fishes; diphycercal. [ 1913 Webster ] | | Protococcus | ‖n. [ NL. See Proto-, and Coccus. ] (Bot.) A genus of minute unicellular algæ including the red snow plant (Protococcus nivalis). [ 1913 Webster ] | | Protocol | n. [ F. protocole, LL. protocollum, fr. Gr. &unr_; the first leaf glued to the rolls of papyrus and the notarial documents, on which the date was written; prw^tos the first (see Proto-) + &unr_; glue. ] 1. The original copy of any writing, as of a deed, treaty, dispatch, or other instrument. Burrill. [ 1913 Webster ] 2. The minutes, or rough draught, of an instrument or transaction. [ 1913 Webster ] 3. (Diplomacy) (a) A preliminary document upon the basis of which negotiations are carried on. (b) A convention not formally ratified. (c) An agreement of diplomatists indicating the results reached by them at a particular stage of a negotiation. [ 1913 Webster ] [ 1913 Webster ] | | Protocol | v. i. To make or write protocols, or first draughts; to issue protocols. Carlyle. [ 1913 Webster ] | | Protocol | v. t. To make a protocol of. [ 1913 Webster ] | | Protocolist | n. One who draughts protocols. [ 1913 Webster ] | | Protoconch | n. [ Proto- + conch. ] (Zool.) The embryonic shell, or first chamber, of ammonites and other cephalopods. [ 1913 Webster ] |
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