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1. A small blister or pustule.
2. An air bubble.

[Probably alteration of blob.]

bleb′by adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.blebby - covered with small blistersblebby - covered with small blisters    
unhealthy - not in or exhibiting good health in body or mind; "unhealthy ulcers"
2.blebby - (of glass or quartzite) marred by small bubbles or small particles of foreign material
blemished - marred by imperfections
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References in periodicals archive ?
18-Feb-97 (C Salo) - Disseminated, blebby, veinlet controlled, and massive magnetite, pyrrhotite, and chalcopyrite mineralization occurs within the variably sheared and serpentinized peridotitic base of the discordant ultramafic body which hosts the serpentine industrial filler mineralization of the Hedman Mine (described in the report for the Hedman Mine).
The drilling at Black Dog intersected mineralised quartz veins with fine visible gold and associated disseminated and blebby sulphides (mainly pyrrhotite).
General appearance: Blebby crystals up to 2 mm long and polycrystalline aggregates up to 1 cm in diameter.