Protocatechuic
Pro′to‐cat′e‐chu″ic (?), a.(Chem.) Pertaining to, derived from, or designating, an organic acid which is obtained as a white crystalline substance from catechin, asafetida, oil ...
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Webster's Dictionary 1913
Webster's Revised Unabridged Dictionary, C. & G. Merriam Co., 1913.
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Protocercal
Pro′to‐cer″cal (?), a. [Proto- + Gr. � the tail.] (Zoöl.) Having a caudal fin extending around the end of the vertebral column, like that which is first formed in the embryo of ...
Protococcus
‖Pro′to‐coc″cus (?), n. [NL. See Proto-, and Coccus.] (Bot.) A genus of minute unicellular algæ including the red snow plant (Protococcus nivalis).
Protocol
Pro″to‐col (?), n. [F. protocole, LL. protocollum, fr. Gr. � the first leaf glued to the rolls of papyrus and the notarial documents, on which the date was written; πρω̑τοσ the ...
Protocol (2)
Pro″to‐col, v. t. To make a protocol of.
Protocol (3)
Pro″to‐col, v. i. To make or write protocols, or first draughts; to issue protocols. Carlyle.
Protocolist
Pro″to‐col′ist, n. One who draughts protocols.
Protoconch
Pro″to‐conch (?), n. [Proto- + conch.] (Zoöl.) The embryonic shell, or first chamber, of ammonites and other cephalopods.
Protogine
Pro″to‐gine (?), n. [Proto- + root of Gr. γίγνεσθαι to be born: cf. F. protogyne.] (Min.) A kind of granite or gneiss containing a silvery talcose mineral.
Protogynous
Pro‐tog″y‐nous (?), a. [Proto + Gr. γυνή a woman.] (Bot.) Same as Proterogynous.
Protohippus
‖Pro′to‐hip″pus (?), n.(Paleon.) A genus of fossil horses from the Lower Pliocene. They had three toes on each foot, the lateral ones being small.
Protomartyr
Pro″to‐mar′tyr (?), n. [LL., fr. Gr. �; � first + � martyr: cf. F. protomartyr. See Proto-, and Martyr.] The first martyr; the first who suffers, or is sacrificed, in any cause;...
Protomerite
Pro′to‐mer″ite (?), n. [Proto- + -mere + -ite.] (Zoöl.) The second segment of one of the Gregarinæ.
Protometals
Pro′to‐met″als (?), n. pl. A finer form of metals, indicated by enhanced lines in their spark spectra (which are also observed in the spectra of some stars), obtained at the hig...
Protomorphic
Pro′to‐mor″phic (?), a. [Proto- + Gr. μορφή form.] (Biol.) Having the most primitive character; in the earliest form; as, a protomorphic layer of tissue. H. Spencer.
Protonema
‖Pro′to‐ne″ma (?), n.; pl.Protonemata (#). (Bot.) The primary growth from the spore of a moss, usually consisting of branching confervoid filaments, on any part of which stem an...
Protonotary (2)
Pro‐ton″o‐ta‐ry (?), n. Same as Prothonotary.
Protoörganism
Pro′to‐ör″gan‐ism (?), n. [Proto- + organism.] (Biol.) An organism whose nature is so difficult to determine that it might be referred to either the animal or the vegetable king...
Protopapas
‖Pro′to‐pap″as (�), n.(Gr. Ch.) A protopope.
Protophyte
Pro″to‐phyte (?), n. [Proto- + Gr. � a plant.] (Bot.) Any unicellular plant, or plant forming only a plasmodium, having reproduction only by fission, gemmation, or cell division...
Protophytology
Pro′to‐phy‐tol″o‐gy (?), n. [Proto- + phytology.] Paleobotany.
Protopine
Pro″to‐pine (?), n. [Proto- + opium.] (Chem.) An alkaloid found in opium in small quantities, and extracted as a white crystalline substance.
Protoplasm
Pro″to‐plasm (?), n. [Proto- + Gr. � form, fr. � to mold.] (Biol.) The viscid and more or less granular material of vegetable and animal cells, possessed of vital properties by ...
Protoplasmatic
Pro′to‐plas‐mat″ic (?), a. Protoplasmic.
Protoplasmic
Pro′to‐plas″mic (?), a. 1. Of or pertaining to the first formation of living bodies.2. (Biol.) Of or pertaining to protoplasm; consisting of, or resembling, protoplasm.
Protoplast
Pro″to‐plast (?), n. [L. protoplastus the first man, Gr. � formed or created first; � first + � formed, fr. � to form.]1. The thing first formed; that of which there are subsequ...
Protoplasta
‖Pro′to‐plas″ta (?), n. pl.(Zoöl.) A division of fresh-water rhizopods including those that have a soft body and delicate branched pseudopodia. The genus Gromia is one of the be...