名詞 plethysmograph:

1. a measuring instrument for measuring changes in volume of a part or organ or whole body (usually resulting from fluctuations in the amount of blood it contains)

1. A record or tracing produced by a plethysmograph.
   體積描記圖由體積描記器作出的記錄或軌跡

ple.thys.mo.graph

n.（名詞）
An instrument that measures variations in the size of an organ or body part on the basis of the amount of blood passing through or present in the part.
體積描記器：以某一器官或肢體中的血量或通過(guò)它的血量為基礎(chǔ)測(cè)定其體積變化的一種儀器

來(lái)源：
Greek plôthusmos [increase] from plôthunein [to increase] from plôthus [quantity] from plôthein [to be full] * see pel…-
希臘語(yǔ) plôthusmos [增加] 源自 plôthunein [增加] 源自 plôthus [數(shù)量] 源自 plôthein [滿的] *參見(jiàn) pel…-
-graph
-graph

【引伸】
plethys.mograph.ic
adj.（形容詞）
plethys.mograph.ically
adv.（副詞）
pleth.ysmog.raphy