| phylacagogic | Stimulating the production of protective antibodies. Origin: G. Phylaxis, a guarding, protection, + agogos, leading (05 Mar 2000) |
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| phylactery | Origin: OE. Filateri, OF. Filatire, filatiere, F. Phylactere, L. Phylacterium, Gr, fr. A watcher, guard, to watch, guard. Cf. Philatory. 1. Any charm or amulet worn as a preservative from danger or disease. 2. A small square box, made either of parchment or of black calfskin, containing slips of parchment or vellum on which are written the scriptural passages Exodus xiii. 2-10, and 11-17, Deut. Vi. 4-9, 13-22. They are worn by Jews on the head and left arm, on week-day mornings, during the time of prayer. 3. Among the primitive Christians, a case in which the relics of the dead were inclosed. Source: Websters Dictionary (01 Mar 1998) |
| phylactocarp | <zoology> A branch of a plumularian hydroid specially modified in structure for the protection of the gonothecae. Origin: Gr. To guard + fruit. Source: Websters Dictionary (01 Mar 1998) |
| phylactolaemata | <zoology> An order of fresh water Bryozoa in which the tentacles are arranged on a horseshoe-shaped lophophore, and the mouth is covered by an epistome. Synonym: Lophopoda, and hippocrepians. Origin: NL, fr. Gr. To guard + the gullet. Source: Websters Dictionary (01 Mar 1998) |
| phylactolaematous | <zoology> Of or pertaining to the Phylactolaema. Source: Websters Dictionary (01 Mar 1998) |
| phylactolemata | <zoology> Same as Phylactolaema. Source: Websters Dictionary (01 Mar 1998) |
| phylaxis | Protection against infection. Origin: G. A guarding, protection (05 Mar 2000) |
| phyle | Origin: NL, fr. Gr. A body of men united by ties of blood or habitation. A local division of the people in ancient Athens; a clan; a tribe. Source: Websters Dictionary (01 Mar 1998) |
| phyletic | Denoting the evolution of sequential changes in a line of descent by which one species is transformed into a new species. Origin: G. Phyletikos, tribal, fr. Phyle, a tribe (05 Mar 2000) |
| phyletic shift | <ecology> A measurable change over time in a population which can be physical, morphologic, genetic, and/or behavioural. (09 Oct 1997) |
| phyllichnium | <plant biology> The ridge of a branchlet article. (09 Oct 1997) |
| phyllite | <chemical> A mineral related to ottrelite. Clay slate; argillaceous schist. See: Phylo-. Source: Websters Dictionary (01 Mar 1998) |
| phyllo- | <prefix> A combining form from Gr. A leaf; as, phyllopod, phyllotaxy. (29 Oct 1998) |
| phyllobranchia | Origin: NL. See Phyllo-, and Branchia. <zoology> A crustacean gill composed of lamellae. Source: Websters Dictionary (01 Mar 1998) |
| phylloclade | <plant biology> A very leaf-like, photosynthetic stem of a plant whose true leaves are much reduced. Compare: cladophyll. (09 Oct 1997) |