accretion

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accretion

 [ah-kre´shun]
1. growth by addition of material.
2. accumulation.
adherence of parts normally separated.

ac·cre·tion

(ă-krē'shŭn),
1. Increase by addition to the periphery of material of the same nature as that already present; for example, the manner of growth of crystals. Synonym(s): accrementition (2)
2. In dentistry, foreign material (usually plaque or calculus) collecting on the surface of a tooth or in a cavity.
3. A growing together.
[L. accretio, fr. ad, to, + crescere, to grow]

ac·cre·tion

(ă-krē'shŭn)
1. Increase by addition to the periphery of material of the same nature as that already present; e.g., the manner of growth of crystals.
2. dentistry Foreign material (usually plaque or calculus) collecting on the surface of a tooth or in a cavity.
3. A growing together of parts normally separate.
[L. accretio, fr. ad, to, + crescere, to grow]

ac·cre·tion

(ă-krē'shŭn)
In dentistry, foreign material (usually plaque or calculus) collecting on the surface of a tooth or in a cavity.
[L. accretio, fr. ad, to, + crescere, to grow]
References in periodicals archive ?
As this matter swirls around the event horizon of a black hole it heats up and radiates energy - as an accretion disc.
Data from two follow-up examinations over six years showed that smokers develop more calculus (rock-hard calcified accretions on tooth surfaces) but less dental plaque, the bacteriations on tooth surfaces) but less dental plaque, the bacterialaden mucous film that tooth brushing can remove.
Having stripped the loft of previous accretions, the architects created one uninterrupted length of wall that runs the full depth of the building and forms the long wall of the gallery.