effloresce

1. (intransitive, obsolete except figuratively) To burst into bloom; to flower.Examples: "The genus isis, or coral, in the order of zoophytes, or composite animals, efflorescing like vegetables, is an animal in the form of a plant, with a stony stem, jointed, and the joints longitudinally channelled, united by spongy or horny junctures, covered by a soft porous cellular flesh or bark, and having a mouth beset with oviparous polypes."; "Human societies have effloresced to levels of extreme complexity because their members have the intelligence and flexibility to play roles of virtually any degree of specification, and to switch them as the occasion demands."intransitive

2. (intransitive, figuratively) Of something hidden: to come forth, to emerge; also, to reach full glory or power.Examples: "These [God's promises], implanted in the soul of David, effloresced in the Psalms to that luxuriance and fruitfulness which have made them the delight and nourishment of all succeeding ages of the church, [...]"; "No more in tears / She lingers 'mong the years, / No more she watcheth through the lonesome night; / Her night is past, / No shadow on her cast, / She effloresceth 'mong the flowers in light."; "Ferdinand de Saussure, who died in 1913 at the age of 55, sowed the seeds of structuralist thought that first took root in linguistics, then effloresced throughout the 20th century in fields as seemingly distinct as literary criticism, architecture, social anthropology and psychoanalysis."figurativelyintransitive

3. (intransitive, chemistry) Senses relating to chemistry.Examples: "This is the very caſe with the Pyrites that conſiſt only of iron and ſulphur; yet ſome of them, as we ſaid before, do not effloreſce ſpontaneouſly and turn to Vitriol."; "The ſame alkali, diſſolved in water, previouſly ſaturated with air, produces by cryſtallization ſimilar figures; theſe cryſtals neither deliqueſce in moiſt air, nor effloreſce in dry, but always retain their tranſparency: [...]"; "Sub-borate of soda crystallizes in prisms with six irregular sides. It effloresces in the air. It fuses when ignited; loses its water of crystallization; and leaves a glass, which is transparent when cold, and which is of great use in experiments with the blow-pipe."intransitive

4. (intransitive, chemistry) Senses relating to chemistry.Examples: "The ſalts which effloreſce from old walls, are nitre more or leſs pure, quadrangular nitre, mineral alkali in abundance, more or leſs pure, and mixed with calcareous earth; [...]"; "It [sodium sulphate] exists likewise native in mineral springs, and sometimes it effloresces on the walls of old buildings."; "N. Cubicum. Fixed, when dissolved and evaporated, concreting into rhombic crystals. Found, though rarely, in caves with the last, efflorescing from the moist sides of walls."intransitive

5. (intransitive, chemistry) Senses relating to chemistry.Examples: "In the country about Rome there is a very hard ſtone, which is hewn out of the quarry juſt like other ſtones for building: this ſtone yields a great deal of Alum. In order to extract it, the ſtones are calcined for twelve or fourteen hours; after which they are expoſed to the air in heaps, and carefully watered three or four times a day for forty days together. In that time they begin to effloreſce, and to throw out a reddiſh matter on their ſurface."; "This ſtone is perpetually effloreſcing, and forming the ſalt called Sulphate of Iron: vulgarly, Copperas."; "[W]e have seen aluminum parts exposed to magnesium chloride (a common road salt in the northern states and Canada) effloresce so badly they resembled a blossoming, metallic flower!"intransitive