porphyroblast
porphyroblast (metacryst) A large, wellformed (euhedral) crystal which grew in situ during metamorphic recrystallization and which is surrounded by a finer-grained groundmass of other metamorphic crystals.
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Surround , sur·round / səˈround/ • v. [tr.] (usu. be surrounded) be all around (someone or something): the hotel is surrounded by its own gardens| fig. he loves… Zona Pellucida , vitelline membrane The membrane that surrounds the ovum of animals, from which it has been secreted (e.g. in birds this is the membrane surrounding t… Garth , garth.
1. Planted enclosure.
2. Open area surrounded by the ambulatory of a cloister.
garth •Barth, bath, garth, hearth, lath, path •sand bath • hip… Aureole , aureole •barcarole, bole, bowl, cajole, coal, Cole, condole, console, control, dhole, dole, droll, enrol (US enroll), extol, foal, goal, hole, Joel,… besiege , be·siege / biˈsēj/ • v. [tr.] surround (a place) with armed forces in order to capture it or force its surrender; lay siege to: the guerrillas contin… Erymanthian boar , Erymanthian boar a monstrous boar, living on Mount Erymanthus in Arcadia and ravaging the surrounding countryside, which Hercules captured as the sec…
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porphyroblast