| Petri dish | A small, shallow, circular dish made of thin glass or clear plastic with a loosely fitting, overlapping cover used especially in microbiology for the cultivation of microorganisms on solid media; it is frequently referred to as a plate. (05 Mar 2000) |
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| Petri, Julius | <person> German bacteriologist, 1852-1921. See: Petri dish. (05 Mar 2000) |
| petrifaction | Fossilization, as in conversion into stone. Origin: L. Petra, rock + facio, to make (05 Mar 2000) |
| petrificate | To petrify. "Our hearts petrificated were." (J. Hall (1646)) Source: Websters Dictionary (01 Mar 1998) |
| petrify | 1. To convert, as any animal or vegetable matter, into stone or stony substance. "A river that petrifies any sort of wood or leaves." (Kirwan) 2. To make callous or obdurate; to stupefy; to paralyze; to transform; as by petrifaction; as, to petrify the heart. Young. "Petrifying accuracy." "And petrify a genius to a dunce." (Pope) "The poor, petrified journeyman, quite unconscious of what he was doing." (De Quincey) "A hideous fatalism, which ought, logically, to petrify your volition." (G. Eliot) Origin: L. Petra rock, Gr. (akin to a stone) + -fy: cf. F. Petrifier. Cf. Parrot, Petrel, Pier. Source: Websters Dictionary (01 Mar 1998) |
| petrissage | A manipulation in massage, consisting in a kneading of the muscles. Origin: Fr. Kneading (05 Mar 2000) |
| Petri dish |
a shallow dish used to culture bacteria
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| petrifaction |
the process of turning some plant material into stone by infiltration with water carrying mineral particles without changing the original shape a rock created by petrifaction; an organic object infiltrated with mineral matter and preserved in its original form
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| petrified |
converted into stone converted into a mineral; "petrified wood" so frightened as to be unable to move; stunned or paralyzed with terror; "petrified with fear"; "she was petrified by the eerie sound"; "too numb with fear to move"
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| petrify |
cause to become stonelike or stiff or dazed and stunned; "The horror petrified his feelings"; "Fear petrified her thinking" lapidify: change into stone; "the wood petrified with time" rigidify: make rigid and set into a conventional pattern; "rigidify the training schedule"; "ossified teaching methods"; "slogans petrify our thinking"
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| petrification |
petrifaction: the process of turning some plant material into stone by infiltration with water carrying mineral particles without changing the original shape
Ãâó: wordnet.princeton.edu/perl/webwn
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| Petri | a shallow dish used to culture bacteria |
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| Petri | a rock created by petrifaction |
| Petri | the process of turning some plant material into stone by infiltration with water carrying mineral particles without changing the original shape |
| Petri | the process of turning some plant material into stone by infiltration with water carrying mineral particles without changing the original shape |
| Petri | so frightened as to be unable to move |
| Petri | converted into a mineral |
| Petri | converted into stone |
| Petri | a national park in Arizona having the world's largest collection of petrified coniferous trees |
| Petri | cause to become stone-like or stiff or dazed and stunned |
| Petri | make rigid and set into a conventional pattern |
| Petri | change into stone |
| Petri | paralyzing with terror |
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