rouleau

n., pl., -leaux, or -leaus (-lōz').
A small roll, especially of coins wrapped in paper.

[French, from Old French rolel, diminutive of role, roll, from Latin rotula, diminutive of rota, wheel. See rota.]

Pl. rouleaux [Fr.] a roll of red blood cells resembling a pile of coins.

• r. formation — occurs when there is increased fibrinogen concentration or other changes in plasma proteins. It will disappear when blood is diluted with saline.

[F.] a roll of coins, wrapped in paper

Note: click on a word meaning below to see its connections and related words.

The noun has 2 meanings:

Meaning #1: a roll of ribbon

Meaning #2: a roll of coins wrapped in paper

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